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伸缩框
<!DOCYPT html> <html> <head> <title></title> <script src="jquery-1.12.0.min.js"></script> </head> <style> * { margin: 0; padding: 0; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; } body { background: #2d2c41; font-family: ‘Open Sans‘, Arial, Helvetica, Sans-serif, Verdana, Tahoma; } ul { list-style-type: none; } a { color: #b63b4d; text-decoration: none; } /** ======================= * Contenedor Principal ===========================*/ h1 { color: #FFF; font-size: 24px; font-weight: 400; text-align: center; margin-top: 80px; } h1 a { color: #c12c42; font-size: 16px; } .accordion { width: 100%; max-width: 360px; margin: 30px auto 20px; background: #FFF; -webkit-border-radius: 4px; -moz-border-radius: 4px; border-radius: 4px; } .accordion .link { cursor: pointer; display: block; padding: 15px 15px 15px 42px; color: #4D4D4D; font-size: 14px; font-weight: 700; border-bottom: 1px solid #CCC; position: relative; -webkit-transition: all 0.4s ease; -o-transition: all 0.4s ease; transition: all 0.4s ease; } .accordion li:last-child .link { border-bottom: 0; } .accordion li i { position: absolute; top: 16px; left: 12px; font-size: 18px; color: #595959; -webkit-transition: all 0.4s ease; -o-transition: all 0.4s ease; transition: all 0.4s ease; } .accordion li i.fa-chevron-down { right: 12px; left: auto; font-size: 16px; } .accordion li.open .link { color: #b63b4d; } .accordion li.open i { color: #b63b4d; } .accordion li.open i.fa-chevron-down { -webkit-transform: rotate(180deg); -ms-transform: rotate(180deg); -o-transform: rotate(180deg); transform: rotate(180deg); } /** * Submenu -----------------------------*/ .submenu { display: none; background: #444359; font-size: 14px; } .submenu li { border-bottom: 1px solid #4b4a5e; } .submenu a { display: block; text-decoration: none; color: #d9d9d9; padding: 12px; padding-left: 42px; -webkit-transition: all 0.25s ease; -o-transition: all 0.25s ease; transition: all 0.25s ease; } .submenu a:hover { background: #b63b4d; color: #FFF; } </style> <body> <ul id="accordion" class="accordion"> <li> <div class="link"><i class="fa fa-paint-brush"></i>1<i class="fa fa-chevron-down"></i></div> <ul class="submenu"> <li><a href="#">1.1</a></li> <li><a href="#">1.2</a></li> <li><a href="#">1.3</a></li> <li><a href="#">1.4</a></li> </ul> </li> <li> <div class="link"><i class="fa fa-code"></i>2<i class="fa fa-chevron-down"></i></div> <ul class="submenu"> <li><a href="#">2.1</a></li> <li><a href="#">2.2</a></li> <li><a href="#">2.3</a></li> </ul> </li> <li> <div class="link"><i class="fa fa-mobile"></i>3<i class="fa fa-chevron-down"></i></div> <ul class="submenu"> <li><a href="#">3.1</a></li> <li><a href="#">3.2</a></li> <li><a href="#">3.3</a></li> <li><a href="#">3.4</a></li> </ul> </li> <li><div class="link"><i class="fa fa-globe"></i>4<i class="fa fa-chevron-down"></i></div> <ul class="submenu"> <li><a href="#">4.1</a></li> <li><a href="#">4.2</a></li> <li><a href="#">4.3</a></li> <li><a href="#">4.4</a></li> </ul> </li> </ul> </body> </html> <script> $(function() { var Accordion = function(el, multiple) { this.el = el || {}; this.multiple = multiple || false; // Variables privadas var links = this.el.find(‘.link‘); // Evento links.on(‘click‘, {el: this.el, multiple: this.multiple}, this.dropdown) } Accordion.prototype.dropdown = function(e) { var $el = e.data.el; $this = $(this), $next = $this.next(); $next.stop().slideToggle(); $this.parent().stop().toggleClass(‘open‘); if (!e.data.multiple) { $el.find(‘.submenu‘).not($next).slideUp().parent().removeClass(‘open‘); }; } var accordion = new Accordion($(‘#accordion‘), false); }); </script>
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原文地址：http://www.cnblogs.com/wzzl/p/5371465.html
