body{font-family:"Raleway", "Microsoft JhengHei", "Microsoft YaHei UI", 微软雅黑, メイリオ, "맑은 고딕", sans-serif;color:#000}.demo-area{width:20%;float:left;margin:0 2%}.simple_menu{border:1px solid #ddd;border-radius:10px;list-style:none;margin:0;padding:0}.simple_menu ul,.simple_menu li{list-style:none;margin:0;padding:0}.simple_menu ul{display:none}.simple_menu a{color:#000;display:block;position:relative;text-decoration:none}.simple_menu a:hover{color:#59b3e9;text-decoration:none}.simple_menu>li:not(:first-child){border-top:1px solid #ddd}.simple_menu>li>a{font-size:20px;padding:13px 24px}.simple_menu>li>ul{border-top:1px solid #ddd}.simple_menu>li>ul>li>a{font-size:18px;padding:8px 56px}.simple_menu>li>ul>li>a:before{content:'';display:block;width:2px;height:2px;background:#000;position:absolute;left:45px;top:20px}.simple_menu>li>ul>li>a span{height:43px}.simple_menu>li>ul>li>ul>li>a{font-size:16px;padding:5px 70px;color:#a2a2a2}.simple_menu a .openmenu{display:block;width:50px;height:56px;max-height:100%;position:absolute;right:0;top:0;z-index:2}.simple_menu .nobtn>a>.openmenu{opacity:0;display:none}.simple_menu .nodirectorylink>a>.openmenu{position:absolute;left:0;right:0;top:0;bottom:0;width:auto;height:auto;display:block}.simple_menu a .openmenu .simplemenu-normal-icon{position:absolute;width:50px;height:100%;right:0;-webkit-transition:all 0.8s ease;-o-transition:all 0.8s ease;transition:all 0.8s ease}.simple_menu a .openmenu .simplemenu-normal-icon span:nth-child(1),.simple_menu a .openmenu .simplemenu-normal-icon span:nth-child(2){content:'';display:block;position:absolute;background:#666;left:50%;top:50%;-webkit-transform:translate(-50%, -50%);-ms-transform:translate(-50%, -50%);transform:translate(-50%, -50%)}.simple_menu a .openmenu .simplemenu-normal-icon span:nth-child(1){width:20px;height:1px}.simple_menu a .openmenu .simplemenu-normal-icon span:nth-child(2){width:1px;height:20px}.simple_menu li.is-active>a .openmenu .simplemenu-normal-icon{-webkit-transform:rotate(135deg);-ms-transform:rotate(135deg);transform:rotate(135deg)}