.fileBtn{width:80px;height:32px;margin-bottom:10px;position:relative}.fileBtn .file_1,.fileBtn .file_2{width:100%;height:100%;position:absolute;top:0;right:0;bottom:0;left:0;margin:auto}.file_1{z-index:2;opacity:0}.file_2{z-index:1}.basic-container{padding:10px 6px;-webkit-box-sizing:border-box;box-sizing:border-box}.basic-container--block,.basic-container--block .el-card{height:100%}.basic-container .el-card{width:100%}.basic-container:first-child{padding-top:0}