.main{width: 1200px;min-height: 300px;margin: 0 auto;margin-top: 30px;border-top-left-radius: 15px;}
.main-left{width: 230px;text-align: center;float: left;border-bottom: 2px solid #0490d9;border-top-left-radius: 5px;border-top-right-radius: 5px;}
.main-right{width: 930px;min-height: 500px;float: right;background: #ecf0f3;padding: 20px 10px;overflow: auto;}