.title{padding:10px;font-weight:700;font-size:18px}.form{width:800px}.form .el-form-item{margin-bottom:30px}.form .form-title{font-size:15px;margin-bottom:10px}.form .sub-title{width:120px;text-align:left}.form .tips{color:#ccc;font-size:12px;margin-left:10px}.mb{margin-bottom:10px}