.case_list-mod13 .list-tag>ul>li .btn{border:1px solid #ddd;color:#333;transition:all .6s;}.case_list-mod13 .tab-list>.active>.btn,.case_list-mod13 .tab-list>li:hover>.btn{background-color:var(--style-color);color:#fff;}.case_list-mod13 .list-tag button{position:static;left:auto;top:auto;}.case_list-mod13 .case-list{margin-top:1.25rem;}.case_list-mod13 .block{margin-bottom:30px;}.case_list-mod13 .pic{position:relative;overflow:hidden;}.case_list-mod13 .pic::after{content:'';width:100%;height:100%;position:absolute;left:0;top:0;z-index:2;background-color:var(--sub-color);opacity:0;visibility:hidden;transition:all .3s ease 0s;}.case_list-mod13 .btns-group{position:absolute;left:50%;top:50%;z-index:5;transform:translate(-50%,-50%);display:flex;align-items:center;justify-content:center;opacity:0;margin-top:10px;transition:all .3s ease 0s;}.case_list-mod13 .btns-group a{width:46px;height:46px;margin:0 6px;transition:all .2s ease 0s;}.case_list-mod13 .btns-group a i{width:100%;height:100%;background-color:#fff;border:2px solid #fff;border-radius:50%;display:flex;align-items:center;justify-content:center;transition:all .2s ease 0s;}.case_list-mod13 .tit{text-align:left;margin:5px 0 10px;}.case_list-mod13 .tit a{color:inherit;}.case_list-mod13 .block:hover .pic::after{opacity:.8;visibility:visible;}.case_list-mod13 .block:hover .btns-group{opacity:1;margin-top:0;}.case_list-mod13 .btns-group a i:hover{background-color:transparent;color:#fff;transform:scale(1.1);}@media(min-width:1200px){.case_list-mod13 .case-list{margin-top:2.5rem;}.case_list-mod13 .list-tag>ul>li{margin:0 20px;}.case_list-mod13 .list-tag>ul>li .btn{min-width:170px;height:45px;line-height:34px;font-size:18px;}.case_list-mod13 .block:hover .tit{color:var(--style-color);}}