.header[data-v-10711764]{height:6.25rem;width:100%;height:80px;box-shadow:0 0 20px #aaa;padding-right:2%;box-sizing:border-box;position:fixed;top:0;left:0;background:#fff;z-index:999}.exercise-card{width:100%;height:70vh;padding:0 3px 15px 20px;color:#fff;line-height:30px;overflow:auto}.exercise-card:hover{overflow:auto}.exercise-card .question-title{color:#fff;margin-left:8px;font-size:14px;text-align:left}.exercise-card .question-card{margin-top:20px;border:2px solid #375a57;border-radius:4px;padding:10px}.exercise-card .question-card .index{min-width:22px;height:22px;line-height:22px;background:#3e5680;text-align:center;color:#fff;font-size:.24rem;border-radius:2px;margin-top:3px}.exercise-card .question-card .correct{margin-top:5px;font-size:.24rem;padding-left:10px;text-align:left}.exercise-card .question-card .right{color:#44b862}.exercise-card .question-card .error{color:#ff2a25}.exercise-card .answer-list{text-align:center}.exercise-card .answer-list .el-checkbox,.exercise-card .answer-list .el-radio__label{color:#fff}.exercise-card .answer-list .el-checkbox__input.is-disabled.is-checked .el-checkbox__inner:after{border-color:#3c3c3c;border-width:2px}.exercise-card .answer-list .el-radio__input.is-disabled.is-checked .el-radio__inner:after{background:#3c3c3c;border-color:#3c3c3c}.fontSize12{font-size:12px}.fontSize14{font-size:14px}.fontSize16{font-size:16px}.fontSize18{font-size:18px!important}.header{height:6.25rem;width:100%;height:80px;box-shadow:0 0 20px #aaa;padding-right:2%;box-sizing:border-box;position:fixed;top:0;left:0;background:#fff;z-index:999}.section{background:#f5f5f5;min-width:1200px}.mode-name{color:#24559d;font-size:34px;padding:15px 0;margin-top:60px;display:block}.mode-name:after,.mode-name:before{content:"";width:130px;position:relative;display:block;margin:0 auto;background:#b3b3b3;height:1px}.mode-name:before{bottom:15px}.mode-name:after{top:15px}#btn{background:#45ade6}#btn,#btnsub{width:100px}#btn,#btnsub,#timeDisplay{height:40px;position:absolute;bottom:0;right:0}#timeDisplay{width:130px;line-height:40px}.btn{background:#45ade6}.btn-active{background:#597db2}.btn:hover{background:#49b9f5;transition:.2s}.btn-active:hover{background:#6a97d6;transition:.2s}.introduce{color:#777;margin-left:50px}.introduce b{color:#333}footer{color:#fff;padding:10px 0;text-align:center;background:#45ade6;font-size:16px}.more-describe{font-size:16px;line-height:30px}.more-describe .title{font-size:30px;color:#333;line-height:50px;text-align:center}.custom-dialog .el-dialog__body{padding-top:0}.menu{font-size:.225rem;color:#333;padding:0 .25rem;cursor:pointer;transition:border-color .3s,background-color .3s,color .3s;box-sizing:border-box;height:.75rem;line-height:.75rem}.is-active{color:#2d71b4}.menu:after{content:"";position:relative;top:0;display:block;width:0;left:0;margin:0 auto;background:#2d71b4;transition:width .2s;bottom:-10px;height:2px}.menu.is-active:after{width:100%;transition:all .3s ease-in}.animated{transform:translateY(0)!important;opacity:1!important;-webkit-animation-iteration-count:1;animation-iteration-count:1;transition:all 1s ease}.animate{transform:translateY(30%);opacity:0}.login-span:hover{cursor:pointer;text-decoration:underline;color:#2694ff}.exit{margin-left:10px;cursor:pointer}.exit:hover{text-decoration:underline}.limitMultiLine{display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;text-overflow:ellipsis;overflow:hidden}