ul{overflow:hidden}#part_left{display:flex;flex-direction:column;align-items:stretch;width:350px;flex-shrink:0;background-color:#e4e8ec}#ico{display:flex;margin-top:20px;justify-content:center}img{width:120px}#jump{height:180px;display:flex;flex-direction:row;justify-content:space-between}#jump ul{display:flex;width:100%;flex-wrap:wrap;justify-content:space-around;margin:0;padding:30px;text-align:center}#jump ul li{list-style-type:none;margin-top:12px;width:80px;font-weight:600;font-size:22px}#menu_list,#only_menu{display:flex}#menu_list{width:100%;flex-wrap:wrap;margin:0;justify-content:space-around;padding:30px;text-align:center}#menu_list li{list-style-type:none;margin-top:12px;width:80px;font-weight:500;font-size:25px}#part_right{display:flex;width:100%;top:50px;right:50px;background-color:#e4e8ec}#url_list li,.menu_target{list-style-type:none}.menu_target{font-weight:800;font-size:28px}.url_list_data{display:flex;flex-wrap:wrap;width:100%}.url_list_data li{margin-top:12px;margin-bottom:18px;width:200px;height:40px;background:#e4e8ec;display:flex;justify-content:center;align-items:center}.url_list_data li a{font-weight:500;font-size:25px}.btn{position:relative;padding:10px 20px;border-top-right-radius:10px;border-bottom-left-radius:10px;transition:all .5s}.btn:after,.btn:before{content:" ";width:10px;height:10px;position:absolute;border:0 solid #e4e8ec;transition:all .3s}.btn:after{top:-1px;left:-1px;border-top:5px solid #41b883;border-left:5px solid #41b883}.btn:before{bottom:-1px;right:-1px;border-bottom:5px solid #41b883;border-right:5px solid #41b883}.btn:hover{border-top-right-radius:10px;border-bottom-left-radius:10px}.btn:hover:after,.btn:hover:before{width:100%;height:100%}