html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font:inherit;font-size:100%;vertical-align:baseline}html{line-height:1}ol,ul{list-style:none}table{border-collapse:collapse;border-spacing:0}caption,th,td{text-align:left;font-weight:normal;vertical-align:middle}q,blockquote{quotes:none}q:before,q:after,blockquote:before,blockquote:after{content:"";content:none}a img{border:none}article,aside,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary{display:block}html{font-size:100%;line-height:1.5em}body{color:#454c54;font-family:"Open Sans",helvetica,arial,sans-serif}em{font-style:italic}strong{font-weight:700}sub{vertical-align:sub}sup{vertical-align:super}sub,sup{font-size:0.75em}h1,h2,h3,h4{clear:both}header[role=banner] p{clear:both;font-family:"Droid Serif",georgia,serif}header[role=banner] p{font-size:1em;line-height:1.5em}@media screen and (max-width: 20em){header[role=banner] p{font-size:0.85em;line-height:1.76471em}}@media screen and (min-width: 48em){header[role=banner] p{font-size:1.5em;line-height:2em;line-height:1.5em}}h1{font-size:1.75em;line-height:1.71429em;line-height:1.275em;margin-bottom:0.75em}h1 span{display:block}@media only screen and (min-width: 64em){h1 span{font-size:0.85em;line-height:1.76471em}}@media only screen and (min-width: 64em){h1{font-size:2em;line-height:1.5em;line-height:1.125em}}header h1{margin-bottom:0em}h2{font-size:1.5em;line-height:2em;line-height:1.275em;margin-top:0.375em;margin-bottom:1.125em}h2 span{display:block}@media only screen and (min-width: 64em){h2 span{font-size:0.85em;line-height:1.76471em}}aside[role=complementary] h2{color:#8f9498}aside[role=complementary] h2 em{color:#454c54;font-style:normal}h3{font-size:1.25em;line-height:1.2em;line-height:1.5em;margin-bottom:0.75em;margin-top:0.75em}h4{font-size:1em;line-height:1.5em;line-height:1.5em;margin-bottom:0.75em}p,blockquote{margin-bottom:1.5em}p.additional-info,blockquote.additional-info{margin-bottom:0em;font-size:0.85em;line-height:1.76471em;font-variant:small-caps;text-transform:uppercase}p .gratis,p .open-access,blockquote .gratis,blockquote .open-access{-moz-border-radius:2px;-webkit-border-radius:2px;border-radius:2px;color:#fff;padding-left:4px;padding-right:4px}p .gratis,blockquote .gratis{background:#379147}p .open-access,blockquote .open-access{background:#f68212}blockquote{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box;padding-left:2.60417%;padding-right:2.60417%;padding-top:0.375em;padding-bottom:0.375em;border-left:3px solid #ccc;clear:both;font-style:italic}@media only screen and (min-width: 64em){blockquote{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box;padding-left:2.0202%;padding-right:2.0202%;padding-top:0.75em;padding-bottom:0.75em}}footer p,footer ul{font-size:0.85em;line-height:1.76471em}ul{margin-bottom:1.5em;list-style:inside disc}ul li{margin-bottom:.2em}ul.index_list{list-style-type:none}ul.contact li{list-style-type:none}ul.contact li{display:inline;padding-left:.4em;padding-right:.6em}ul.contact li:first-child{padding-left:0}ul.contact li:last-child{padding-right:0}ul.contact li .link-text{display:none}@media screen and (min-width: 67.5em){ul.contact li .link-text{display:inline}}ul.toc{clear:both}ul.toc li{list-style-type:none}ul.editorial li{list-style-type:none}ul.iconic li{list-style-type:none}ul.share{font-size:0.85em;line-height:1.76471em;border-top-width:0.09375em;border-top-style:solid;padding-top:0.28125em;border-bottom-width:0.09375em;border-bottom-style:solid;padding-bottom:0.28125em;margin-top:0.75em;border-color:#ccc}ul.share li{display:inline;padding-left:.4em;padding-right:.6em}ul.share li:first-child{padding-left:0}ul.share li:last-child{padding-right:0}ul.share li{list-style-type:none}@media only screen and (min-width: 64em){ul.share{margin-top:1.5em}}ul.file-list,ul.external-list{font-size:0.85em;line-height:1.76471em}ul.file-list li,ul.external-list li{display:inline;padding-left:.4em;padding-right:.6em}ul.file-list li:first-child,ul.external-list li:first-child{padding-left:0}ul.file-list li:last-child,ul.external-list li:last-child{padding-right:0}ul.file-list li,ul.external-list li{list-style-type:none}footer[role=contentinfo] ul li{display:inline;padding-left:.4em;padding-right:.6em}footer[role=contentinfo] ul li:first-child{padding-left:0}footer[role=contentinfo] ul li:last-child{padding-right:0}footer[role=contentinfo] ul li{list-style-type:none}footer[role=contentinfo] ul li:after{content:" /"}footer[role=contentinfo] ul li:last-of-type:after{content:""}ol{margin-bottom:1.5em;list-style:inside decimal}ol li{margin-bottom:0.2em}header[role=banner] p{color:#8f9498}header[role=banner] p em{color:#454c54;font-style:normal}header[role=banner] ul{font-size:0.85em;line-height:1.76471em;text-align:right}article article h2{line-height:1.5em;margin-bottom:0.375em}li.article h3,li.journal h3,li.title h3{font-size:1.1em;line-height:1.36364em;margin-top:0em}li.article p:last-of-type,li.journal p:last-of-type,li.title p:last-of-type{margin-bottom:0em}.articles li,.journals li,.titles li{list-style-type:none}blockquote{font-style:italic}blockquote em{font-style:normal}.print_msg{display:none}a{color:#3165ae;border-bottom:1px solid #3165ae;text-decoration:none}a:visited{border-bottom:1px solid purple;color:purple}a:hover,a:active{border-bottom:1px solid #f1095b;color:#f1095b}header a:link,header a:visited,header a:hover,header a:active,.share a:link,.share a:visited,.share a:hover,.share a:active,h2 a:link,h2 a:visited,h2 a:hover,h2 a:active,a .map:link,a .map:visited,a .map:hover,a .map:active,.tfg ul a:link,.tfg ul a:visited,.tfg ul a:hover,.tfg ul a:active{border-bottom:none}/*!
* Font Awesome 4.0.3 by @davegandy - http://fontawesome.io - @fontawesome
* License - http://fontawesome.io/license (Font: SIL OFL 1.1, CSS: MIT License)
*/@font-face{font-family:'FontAwesome';src:url("../fnt/fontawesome-webfont.eot?v=4.0.3");src:url("../fnt/fontawesome-webfont.eot?#iefix&v=4.0.3") format("embedded-opentype"),url("../fnt/fontawesome-webfont.woff?v=4.0.3") format("woff"),url("../fnt/fontawesome-webfont.ttf?v=4.0.3") format("truetype"),url("../fnt/fontawesome-webfont.svg?v=4.0.3#fontawesomeregular") format("svg");font-weight:normal;font-style:normal}.fa{display:inline-block;font-family:FontAwesome;font-style:normal;font-weight:normal;line-height:1;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.fa-lg{font-size:1.33333em;line-height:0.75em;vertical-align:-15%}.fa-2x{font-size:2em}.fa-3x{font-size:3em}.fa-4x{font-size:4em}.fa-5x{font-size:5em}.fa-fw{width:1.28571em;text-align:center}.fa-ul{padding-left:0;margin-left:2.14286em;list-style-type:none}.fa-ul>li{position:relative}.fa-li{position:absolute;left:-2.14286em;width:2.14286em;top:0.14286em;text-align:center}.fa-li.fa-lg{left:-1.85714em}.fa-border{padding:.2em .25em .15em;border:solid 0.08em #eee;border-radius:.1em}.pull-right{float:right}.pull-left{float:left}.fa.pull-left{margin-right:.3em}.fa.pull-right{margin-left:.3em}.fa-spin{-webkit-animation:spin 2s infinite linear;-moz-animation:spin 2s infinite linear;-o-animation:spin 2s infinite linear;animation:spin 2s infinite linear}@-moz-keyframes spin{0%{-moz-transform:rotate(0deg)}100%{-moz-transform:rotate(359deg)}}@-webkit-keyframes spin{0%{-webkit-transform:rotate(0deg)}100%{-webkit-transform:rotate(359deg)}}@-o-keyframes spin{0%{-o-transform:rotate(0deg)}100%{-o-transform:rotate(359deg)}}@-ms-keyframes spin{0%{-ms-transform:rotate(0deg)}100%{-ms-transform:rotate(359deg)}}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(359deg)}}.fa-rotate-90{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=$rotation);-webkit-transform:rotate(90deg);-moz-transform:rotate(90deg);-ms-transform:rotate(90deg);-o-transform:rotate(90deg);transform:rotate(90deg)}.fa-rotate-180{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=$rotation);-webkit-transform:rotate(180deg);-moz-transform:rotate(180deg);-ms-transform:rotate(180deg);-o-transform:rotate(180deg);transform:rotate(180deg)}.fa-rotate-270{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=$rotation);-webkit-transform:rotate(270deg);-moz-transform:rotate(270deg);-ms-transform:rotate(270deg);-o-transform:rotate(270deg);transform:rotate(270deg)}.fa-flip-horizontal{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=$rotation);-webkit-transform:scale(-1, 1);-moz-transform:scale(-1, 1);-ms-transform:scale(-1, 1);-o-transform:scale(-1, 1);transform:scale(-1, 1)}.fa-flip-vertical{filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=$rotation);-webkit-transform:scale(1, -1);-moz-transform:scale(1, -1);-ms-transform:scale(1, -1);-o-transform:scale(1, -1);transform:scale(1, -1)}.fa-stack{position:relative;display:inline-block;width:2em;height:2em;line-height:2em;vertical-align:middle}.fa-stack-1x,.fa-stack-2x{position:absolute;left:0;width:100%;text-align:center}.fa-stack-1x{line-height:inherit}.fa-stack-2x{font-size:2em}.fa-inverse{color:#fff}.fa-glass:before{content:""}.fa-music:before{content:""}.fa-search:before{content:""}.fa-envelope-o:before{content:""}.fa-heart:before{content:""}.fa-star:before{content:""}.fa-star-o:before{content:""}.fa-user:before{content:""}.fa-film:before{content:""}.fa-th-large:before{content:""}.fa-th:before{content:""}.fa-th-list:before{content:""}.fa-check:before{content:""}.fa-times:before{content:""}.fa-search-plus:before{content:""}.fa-search-minus:before{content:""}.fa-power-off:before{content:""}.fa-signal:before{content:""}.fa-gear:before,.fa-cog:before{content:""}.fa-trash-o:before{content:""}.fa-home:before{content:""}.fa-file-o:before{content:""}.fa-clock-o:before{content:""}.fa-road:before{content:""}.fa-download:before{content:""}.fa-arrow-circle-o-down:before{content:""}.fa-arrow-circle-o-up:before{content:""}.fa-inbox:before{content:""}.fa-play-circle-o:before{content:""}.fa-rotate-right:before,.fa-repeat:before{content:""}.fa-refresh:before{content:""}.fa-list-alt:before{content:""}.fa-lock:before{content:""}.fa-flag:before{content:""}.fa-headphones:before{content:""}.fa-volume-off:before{content:""}.fa-volume-down:before{content:""}.fa-volume-up:before{content:""}.fa-qrcode:before{content:""}.fa-barcode:before{content:""}.fa-tag:before{content:""}.fa-tags:before{content:""}.fa-book:before{content:""}.fa-bookmark:before{content:""}.fa-print:before{content:""}.fa-camera:before{content:""}.fa-font:before{content:""}.fa-bold:before{content:""}.fa-italic:before{content:""}.fa-text-height:before{content:""}.fa-text-width:before{content:""}.fa-align-left:before{content:""}.fa-align-center:before{content:""}.fa-align-right:before{content:""}.fa-align-justify:before{content:""}.fa-list:before{content:""}.fa-dedent:before,.fa-outdent:before{content:""}.fa-indent:before{content:""}.fa-video-camera:before{content:""}.fa-picture-o:before{content:""}.fa-pencil:before{content:""}.fa-map-marker:before{content:""}.fa-adjust:before{content:""}.fa-tint:before{content:""}.fa-edit:before,.fa-pencil-square-o:before{content:""}.fa-share-square-o:before{content:""}.fa-check-square-o:before{content:""}.fa-arrows:before{content:""}.fa-step-backward:before{content:""}.fa-fast-backward:before{content:""}.fa-backward:before{content:""}.fa-play:before{content:""}.fa-pause:before{content:""}.fa-stop:before{content:""}.fa-forward:before{content:""}.fa-fast-forward:before{content:""}.fa-step-forward:before{content:""}.fa-eject:before{content:""}.fa-chevron-left:before{content:""}.fa-chevron-right:before{content:""}.fa-plus-circle:before{content:""}.fa-minus-circle:before{content:""}.fa-times-circle:before{content:""}.fa-check-circle:before{content:""}.fa-question-circle:before{content:""}.fa-info-circle:before{content:""}.fa-crosshairs:before{content:""}.fa-times-circle-o:before{content:""}.fa-check-circle-o:before{content:""}.fa-ban:before{content:""}.fa-arrow-left:before{content:""}.fa-arrow-right:before{content:""}.fa-arrow-up:before{content:""}.fa-arrow-down:before{content:""}.fa-mail-forward:before,.fa-share:before{content:""}.fa-expand:before{content:""}.fa-compress:before{content:""}.fa-plus:before{content:""}.fa-minus:before{content:""}.fa-asterisk:before{content:""}.fa-exclamation-circle:before{content:""}.fa-gift:before{content:""}.fa-leaf:before{content:""}.fa-fire:before{content:""}.fa-eye:before{content:""}.fa-eye-slash:before{content:""}.fa-warning:before,.fa-exclamation-triangle:before{content:""}.fa-plane:before{content:""}.fa-calendar:before{content:""}.fa-random:before{content:""}.fa-comment:before{content:""}.fa-magnet:before{content:""}.fa-chevron-up:before{content:""}.fa-chevron-down:before{content:""}.fa-retweet:before{content:""}.fa-shopping-cart:before{content:""}.fa-folder:before{content:""}.fa-folder-open:before{content:""}.fa-arrows-v:before{content:""}.fa-arrows-h:before{content:""}.fa-bar-chart-o:before{content:""}.fa-twitter-square:before{content:""}.fa-facebook-square:before{content:""}.fa-camera-retro:before{content:""}.fa-key:before{content:""}.fa-gears:before,.fa-cogs:before{content:""}.fa-comments:before{content:""}.fa-thumbs-o-up:before{content:""}.fa-thumbs-o-down:before{content:""}.fa-star-half:before{content:""}.fa-heart-o:before{content:""}.fa-sign-out:before{content:""}.fa-linkedin-square:before{content:""}.fa-thumb-tack:before{content:""}.fa-external-link:before{content:""}.fa-sign-in:before{content:""}.fa-trophy:before{content:""}.fa-github-square:before{content:""}.fa-upload:before{content:""}.fa-lemon-o:before{content:""}.fa-phone:before{content:""}.fa-square-o:before{content:""}.fa-bookmark-o:before{content:""}.fa-phone-square:before{content:""}.fa-twitter:before{content:""}.fa-facebook:before{content:""}.fa-github:before{content:""}.fa-unlock:before{content:""}.fa-credit-card:before{content:""}.fa-rss:before{content:""}.fa-hdd-o:before{content:""}.fa-bullhorn:before{content:""}.fa-bell:before{content:""}.fa-certificate:before{content:""}.fa-hand-o-right:before{content:""}.fa-hand-o-left:before{content:""}.fa-hand-o-up:before{content:""}.fa-hand-o-down:before{content:""}.fa-arrow-circle-left:before{content:""}.fa-arrow-circle-right:before{content:""}.fa-arrow-circle-up:before{content:""}.fa-arrow-circle-down:before{content:""}.fa-globe:before{content:""}.fa-wrench:before{content:""}.fa-tasks:before{content:""}.fa-filter:before{content:""}.fa-briefcase:before{content:""}.fa-arrows-alt:before{content:""}.fa-group:before,.fa-users:before{content:""}.fa-chain:before,.fa-link:before{content:""}.fa-cloud:before{content:""}.fa-flask:before{content:""}.fa-cut:before,.fa-scissors:before{content:""}.fa-copy:before,.fa-files-o:before{content:""}.fa-paperclip:before{content:""}.fa-save:before,.fa-floppy-o:before{content:""}.fa-square:before{content:""}.fa-bars:before{content:""}.fa-list-ul:before{content:""}.fa-list-ol:before{content:""}.fa-strikethrough:before{content:""}.fa-underline:before{content:""}.fa-table:before{content:""}.fa-magic:before{content:""}.fa-truck:before{content:""}.fa-pinterest:before{content:""}.fa-pinterest-square:before{content:""}.fa-google-plus-square:before{content:""}.fa-google-plus:before{content:""}.fa-money:before{content:""}.fa-caret-down:before{content:""}.fa-caret-up:before{content:""}.fa-caret-left:before{content:""}.fa-caret-right:before{content:""}.fa-columns:before{content:""}.fa-unsorted:before,.fa-sort:before{content:""}.fa-sort-down:before,.fa-sort-asc:before{content:""}.fa-sort-up:before,.fa-sort-desc:before{content:""}.fa-envelope:before{content:""}.fa-linkedin:before{content:""}.fa-rotate-left:before,.fa-undo:before{content:""}.fa-legal:before,.fa-gavel:before{content:""}.fa-dashboard:before,.fa-tachometer:before{content:""}.fa-comment-o:before{content:""}.fa-comments-o:before{content:""}.fa-flash:before,.fa-bolt:before{content:""}.fa-sitemap:before{content:""}.fa-umbrella:before{content:""}.fa-paste:before,.fa-clipboard:before{content:""}.fa-lightbulb-o:before{content:""}.fa-exchange:before{content:""}.fa-cloud-download:before{content:""}.fa-cloud-upload:before{content:""}.fa-user-md:before{content:""}.fa-stethoscope:before{content:""}.fa-suitcase:before{content:""}.fa-bell-o:before{content:""}.fa-coffee:before{content:""}.fa-cutlery:before{content:""}.fa-file-text-o:before{content:""}.fa-building-o:before{content:""}.fa-hospital-o:before{content:""}.fa-ambulance:before{content:""}.fa-medkit:before{content:""}.fa-fighter-jet:before{content:""}.fa-beer:before{content:""}.fa-h-square:before{content:""}.fa-plus-square:before{content:""}.fa-angle-double-left:before{content:""}.fa-angle-double-right:before{content:""}.fa-angle-double-up:before{content:""}.fa-angle-double-down:before{content:""}.fa-angle-left:before{content:""}.fa-angle-right:before{content:""}.fa-angle-up:before{content:""}.fa-angle-down:before{content:""}.fa-desktop:before{content:""}.fa-laptop:before{content:""}.fa-tablet:before{content:""}.fa-mobile-phone:before,.fa-mobile:before{content:""}.fa-circle-o:before{content:""}.fa-quote-left:before{content:""}.fa-quote-right:before{content:""}.fa-spinner:before{content:""}.fa-circle:before{content:""}.fa-mail-reply:before,.fa-reply:before{content:""}.fa-github-alt:before{content:""}.fa-folder-o:before{content:""}.fa-folder-open-o:before{content:""}.fa-smile-o:before{content:""}.fa-frown-o:before{content:""}.fa-meh-o:before{content:""}.fa-gamepad:before{content:""}.fa-keyboard-o:before{content:""}.fa-flag-o:before{content:""}.fa-flag-checkered:before{content:""}.fa-terminal:before{content:""}.fa-code:before{content:""}.fa-reply-all:before{content:""}.fa-mail-reply-all:before{content:""}.fa-star-half-empty:before,.fa-star-half-full:before,.fa-star-half-o:before{content:""}.fa-location-arrow:before{content:""}.fa-crop:before{content:""}.fa-code-fork:before{content:""}.fa-unlink:before,.fa-chain-broken:before{content:""}.fa-question:before{content:""}.fa-info:before{content:""}.fa-exclamation:before{content:""}.fa-superscript:before{content:""}.fa-subscript:before{content:""}.fa-eraser:before{content:""}.fa-puzzle-piece:before{content:""}.fa-microphone:before{content:""}.fa-microphone-slash:before{content:""}.fa-shield:before{content:""}.fa-calendar-o:before{content:""}.fa-fire-extinguisher:before{content:""}.fa-rocket:before{content:""}.fa-maxcdn:before{content:""}.fa-chevron-circle-left:before{content:""}.fa-chevron-circle-right:before{content:""}.fa-chevron-circle-up:before{content:""}.fa-chevron-circle-down:before{content:""}.fa-html5:before{content:""}.fa-css3:before{content:""}.fa-anchor:before{content:""}.fa-unlock-alt:before{content:""}.fa-bullseye:before{content:""}.fa-ellipsis-h:before{content:""}.fa-ellipsis-v:before{content:""}.fa-rss-square:before{content:""}.fa-play-circle:before{content:""}.fa-ticket:before{content:""}.fa-minus-square:before{content:""}.fa-minus-square-o:before{content:""}.fa-level-up:before{content:""}.fa-level-down:before{content:""}.fa-check-square:before{content:""}.fa-pencil-square:before{content:""}.fa-external-link-square:before{content:""}.fa-share-square:before{content:""}.fa-compass:before{content:""}.fa-toggle-down:before,.fa-caret-square-o-down:before{content:""}.fa-toggle-up:before,.fa-caret-square-o-up:before{content:""}.fa-toggle-right:before,.fa-caret-square-o-right:before{content:""}.fa-euro:before,.fa-eur:before{content:""}.fa-gbp:before{content:""}.fa-dollar:before,.fa-usd:before{content:""}.fa-rupee:before,.fa-inr:before{content:""}.fa-cny:before,.fa-rmb:before,.fa-yen:before,.fa-jpy:before{content:""}.fa-ruble:before,.fa-rouble:before,.fa-rub:before{content:""}.fa-won:before,.fa-krw:before{content:""}.fa-bitcoin:before,.fa-btc:before{content:""}.fa-file:before{content:""}.fa-file-text:before{content:""}.fa-sort-alpha-asc:before{content:""}.fa-sort-alpha-desc:before{content:""}.fa-sort-amount-asc:before{content:""}.fa-sort-amount-desc:before{content:""}.fa-sort-numeric-asc:before{content:""}.fa-sort-numeric-desc:before{content:""}.fa-thumbs-up:before{content:""}.fa-thumbs-down:before{content:""}.fa-youtube-square:before{content:""}.fa-youtube:before{content:""}.fa-xing:before{content:""}.fa-xing-square:before{content:""}.fa-youtube-play:before{content:""}.fa-dropbox:before{content:""}.fa-stack-overflow:before{content:""}.fa-instagram:before{content:""}.fa-flickr:before{content:""}.fa-adn:before{content:""}.fa-bitbucket:before{content:""}.fa-bitbucket-square:before{content:""}.fa-tumblr:before{content:""}.fa-tumblr-square:before{content:""}.fa-long-arrow-down:before{content:""}.fa-long-arrow-up:before{content:""}.fa-long-arrow-left:before{content:""}.fa-long-arrow-right:before{content:""}.fa-apple:before{content:""}.fa-windows:before{content:""}.fa-android:before{content:""}.fa-linux:before{content:""}.fa-dribbble:before{content:""}.fa-skype:before{content:""}.fa-foursquare:before{content:""}.fa-trello:before{content:""}.fa-female:before{content:""}.fa-male:before{content:""}.fa-gittip:before{content:""}.fa-sun-o:before{content:""}.fa-moon-o:before{content:""}.fa-archive:before{content:""}.fa-bug:before{content:""}.fa-vk:before{content:""}.fa-weibo:before{content:""}.fa-renren:before{content:""}.fa-pagelines:before{content:""}.fa-stack-exchange:before{content:""}.fa-arrow-circle-o-right:before{content:""}.fa-arrow-circle-o-left:before{content:""}.fa-toggle-left:before,.fa-caret-square-o-left:before{content:""}.fa-dot-circle-o:before{content:""}.fa-wheelchair:before{content:""}.fa-vimeo-square:before{content:""}.fa-turkish-lira:before,.fa-try:before{content:""}.fa-plus-square-o:before{content:""}i.fa-twitter{color:#00aced}i.fa-facebook,i.fa-facebook-square{color:#3B5998}a i{color:#454c54}i.fa-ok{color:#379147}i.fa-rss,i.fa-rss-square{color:#ff7400}body{background:#fff}.wrapper{margin:0 auto;width:98%}@media screen and (min-width: 71.25em){.wrapper{width:71.25em}}@media screen and (min-width: 80.0625em){.wrapper{width:77.5em}}header[role=banner] .logo{display:block;float:left;margin-left:0;margin-right:-100%;width:23.0306%}@media only screen and (min-width: 64em){header[role=banner] .logo{display:block;float:left;margin-left:0;margin-right:-100%;width:9.30976%}}header[role=banner] .logo img{max-width:70px;max-height:98px}header[role=banner] p{display:block;float:left;margin-left:25.63477%;margin-right:-100%;width:48.66536%;margin-top:0.75em}@media only screen and (min-width: 64em){header[role=banner] p{display:block;float:left;margin-left:11.32997%;margin-right:-100%;width:65.9596%}}header[role=banner] ul{display:block;float:left;margin-left:76.9043%;margin-right:-100%;width:23.0306%;margin-top:0.75em}@media only screen and (min-width: 64em){header[role=banner] ul{display:block;float:left;margin-left:79.30976%;margin-right:-100%;width:20.63973%;margin-top:1.5em}}div[role=main]{padding-top:4.5em;background:url(/assets/img/bg/gradient.jpg) 0 0 repeat-x;clear:both}@media only screen and (min-width: 64em){div[role=main]{padding-top:7.5em}}div[role=main] article{overflow:hidden;*zoom:1}div[role=main] article .content{overflow:hidden;*zoom:1}@media only screen and (min-width: 64em){div[role=main] article .content{display:block;float:left;margin-left:0;margin-right:-100%;width:65.9596%;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box;padding-left:2.0202%;padding-right:2.0202%}}div[role=main] article .content section{overflow:hidden;*zoom:1;margin-bottom:1.5em}div[role=main] article .content article{overflow:hidden;*zoom:1;border-top-width:0.0625em;border-top-style:solid;padding-top:1.4375em;margin-bottom:1.5em;clear:both;border-color:#ccc}.page div[role=main] article .content article:first-of-type{border:none}div[role=main] article .content.page article:first-of-type{border:none}div[role=main] article footer{border-color:#e5e5e5;clear:both}div[role=main] article .secondary{overflow:hidden;*zoom:1}@media only screen and (min-width: 64em){div[role=main] article .secondary{display:block;float:left;margin-left:67.9798%;margin-right:-100%;width:31.9697%}}div[role=main] article .secondary aside{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box;padding-left:2.60417%;padding-right:2.60417%;border-top-width:0.0625em;border-top-style:solid;padding-top:1.4375em;padding-bottom:0.75em;background:url(/assets/img/bg/debut_light.png);border-color:#e5e5e5}@media only screen and (min-width: 64em){div[role=main] article .secondary aside{-moz-box-sizing:border-box;-webkit-box-sizing:border-box;box-sizing:border-box;padding-left:2.0202%;padding-right:2.0202%}}.content-list,.journal-list{clear:both}.content-list .articles,.content-list .journals,.journal-list .articles,.journal-list .journals{overflow:hidden;*zoom:1;clear:both}.content-list .articles li.article,.content-list .articles li.journal,.content-list .journals li.article,.content-list .journals li.journal,.journal-list .articles li.article,.journal-list .articles li.journal,.journal-list .journals li.article,.journal-list .journals li.journal{overflow:hidden;*zoom:1;margin-bottom:0.75em}@media screen and (min-width: 48em){.content-list .articles li.article.ie-switch-alpha,.content-list .articles li.journal.ie-switch-alpha,.content-list .journals li.article.ie-switch-alpha,.content-list .journals li.journal.ie-switch-alpha,.journal-list .articles li.article.ie-switch-alpha,.journal-list .articles li.journal.ie-switch-alpha,.journal-list .journals li.article.ie-switch-alpha,.journal-list .journals li.journal.ie-switch-alpha{display:block;float:left;margin-left:0;margin-right:-100%;width:48.46861%;clear:left}.content-list .articles li.article.ie-switch-beta,.content-list .articles li.journal.ie-switch-beta,.content-list .journals li.article.ie-switch-beta,.content-list .journals li.journal.ie-switch-beta,.journal-list .articles li.article.ie-switch-beta,.journal-list .articles li.journal.ie-switch-beta,.journal-list .journals li.article.ie-switch-beta,.journal-list .journals li.journal.ie-switch-beta{display:block;float:left;margin-left:51.53139%;margin-right:-100%;width:48.46861%;clear:right}}@media only screen and (min-width: 64em){.content-list .articles li.article.ie-switch-alpha,.content-list .articles li.journal.ie-switch-alpha,.content-list .journals li.article.ie-switch-alpha,.content-list .journals li.journal.ie-switch-alpha,.journal-list .articles li.article.ie-switch-alpha,.journal-list .articles li.journal.ie-switch-alpha,.journal-list .journals li.article.ie-switch-alpha,.journal-list .journals li.journal.ie-switch-alpha{display:block;float:left;margin-left:0;margin-right:-100%;width:48.46861%;clear:left}.content-list .articles li.article.ie-switch-beta,.content-list .articles li.journal.ie-switch-beta,.content-list .journals li.article.ie-switch-beta,.content-list .journals li.journal.ie-switch-beta,.journal-list .articles li.article.ie-switch-beta,.journal-list .articles li.journal.ie-switch-beta,.journal-list .journals li.article.ie-switch-beta,.journal-list .journals li.journal.ie-switch-beta{display:block;float:left;margin-left:51.53139%;margin-right:-100%;width:48.46861%;clear:right}}.titles{clear:both}.titles li.title{overflow:hidden;*zoom:1;margin-bottom:1.5em}aside[role=complementary]{border-top-width:0.0625em;border-top-style:solid;padding-top:1.4375em;border-bottom-width:0.0625em;border-bottom-style:solid;padding-bottom:1.4375em;overflow:hidden;*zoom:1;margin-bottom:1.5em;padding-top:1.5em;padding-bottom:1.5em;background:#f9f9f9;border-color:#e5e5e5}aside[role=complementary] section.tfg ul li{display:inline;padding-left:.4em;padding-right:.6em}aside[role=complementary] section.tfg ul li:first-child{padding-left:0}aside[role=complementary] section.tfg ul li:last-child{padding-right:0}aside[role=complementary] section.tfg ul li{list-style-type:none}@media only screen and (min-width: 64em){aside[role=complementary] section.tfo{display:block;float:left;margin-left:0;margin-right:-100%;width:43.29966%}aside[role=complementary] section.tfg{display:block;float:left;margin-left:56.64983%;margin-right:-100%;width:43.29966%}}footer[role=contentinfo]{clear:both}@media only screen and (min-width: 64em){footer[role=contentinfo] p{display:block;float:left;margin-left:0;margin-right:-100%;width:43.29966%}footer[role=contentinfo] ul{display:block;float:left;margin-left:45.31987%;margin-right:-100%;width:54.62963%}}img,figure{max-width:100%}img.hero,figure.hero{margin-bottom:0.75em}img.hero_thumb,figure.hero_thumb{display:block;float:left;margin-left:0;margin-right:-100%;width:48.66536%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){img.hero_thumb,figure.hero_thumb{margin-bottom:1.5em;display:block;float:left;margin-left:0;margin-right:-100%;width:29.12059%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}img.cover,figure.cover{display:block;float:left;margin-left:0;margin-right:-100%;width:37.2019%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){img.cover,figure.cover{margin-bottom:1.5em;display:block;float:left;margin-left:0;margin-right:-100%;width:29.12059%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}img.jacket,figure.jacket{display:block;float:left;margin-left:0;margin-right:-100%;width:23.0306%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){img.jacket,figure.jacket{margin-bottom:1.5em;display:block;float:left;margin-left:0;margin-right:-100%;width:14.11434%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}img.map,figure.map{display:block;float:left;margin-left:0;margin-right:-100%;width:48.66536%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){img.map,figure.map{display:block;float:left;margin-left:0;margin-right:-100%;width:48.46861%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}img.conference-logo,figure.conference-logo{display:block;float:left;margin-left:0;margin-right:-100%;width:37.2019%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){img.conference-logo,figure.conference-logo{display:block;float:left;margin-left:0;margin-right:-100%;width:31.29148%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}.secondary .journal img,.secondary .journal figure{margin-bottom:1.5em;display:block;float:left;margin-left:0;margin-right:-100%;width:23.0306%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){.secondary .journal img,.secondary .journal figure{display:block;float:left;margin-left:0;margin-right:-100%;width:29.12059%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}.tfo img,.tfo figure{display:block;float:left;margin-left:0;margin-right:-100%;width:48.66536%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){.tfo img,.tfo figure{display:block;float:left;margin-left:0;margin-right:-100%;width:47.66719%;clear:none;float:left;margin-left:0;margin-right:2.0202%}}.journals img,.journals figure{display:block;float:left;margin-left:0;margin-right:-100%;width:23.0306%;clear:none;float:left;margin-left:0;margin-right:2.60417%}@media only screen and (min-width: 64em){.journals img,.journals figure{display:block;float:left;margin-left:0;margin-right:-100%;width:29.12059%;clear:none;float:left;margin-left:0;margin-right:2.0202%;margin-bottom:0.75em}}iframe{margin-bottom:1.5em;border:1px solid #454c54;max-width:100%}video,object,audio{max-width:100%}.content-list img{height:43px;max-width:75px}@media print{html,body{font-family:helvetica, arial, sans-serif;font-size:11pt}header[role=banner],.share,.journal img,.tfo img,.tfg ul,footer[role=contentinfo] ul{display:none}h1{padding-bottom:0.5em;display:block}h1 span{display:inline}.content{margin-top:.5em}a{border-bottom:none}a:after{content:" (" attr(href) ") "}a[href*="\@"]:after,a[href^="#"]:after,footer[role=contentinfo] a:after{content:""}p.print_msg{display:block}p.print_msg i.fa{display:inline}}