ui响应式步骤进度条样式
1、新建html文档。

3、书写css代码。.el-transfer-panel__filter .el-input__icon { margin-left: 5px }.el-transfer-panel__filter .el-icon-circle-close { cursor: pointer }.el-transfer-panel .el-transfer-panel__header { height: 40px; line-height: 40px; background: #f5f7fa; margin: 0; padding-left: 15px; border-bottom: 1px solid #e6ebf5; -webkit-box-sizing: border-box; box-sizing: border-box; color: #000 }.el-container, .el-header { -webkit-box-sizing: border-box }.el-transfer-panel .el-transfer-panel__header .el-checkbox { display: block; line-height: 40px }.el-transfer-panel .el-transfer-panel__header .el-checkbox .el-checkbox__label { font-size: 16px; color: #2d2f33; font-weight: 400 }.el-transfer-panel .el-transfer-panel__header .el-checkbox .el-checkbox__label span { position: absolute; right: 15px; color: #878d99; font-size: 12px; font-weight: 400 }.el-transfer-panel .el-transfer-panel__footer { height: 40px; background: #fff; margin: 0; padding: 0; border-top: 1px solid #e6ebf5; position: absolute; bottom: 0; left: 0; width: 100%; z-index: 1 }.el-transfer-panel .el-transfer-panel__footer::after { display: inline-block; content: ""; height: 100%; vertical-align: middle }.el-transfer-panel .el-transfer-panel__footer .el-checkbox { padding-left: 20px; color: #5a5e66 }.el-transfer-panel .el-transfer-panel__empty { margin: 0; height: 30px; line-height: 30px; padding: 6px 15px 0; color: #878d99 }.el-transfer-panel .el-checkbox__label { padding-left: 8px }.el-transfer-panel .el-checkbox__inner { height: 14px; width: 14px; border-radius: 3px }.el-transfer-panel .el-checkbox__inner::after { height: 6px; width: 3px; left: 4px }.el-container { display: -webkit-box; display: -ms-flexbox; display: flex; -webkit-box-orient: horizontal; -webkit-box-direction: normal; -ms-flex-direction: row; flex-direction: row; -webkit-box-flex: 1; -ms-flex: 1; flex: 1; box-sizing: border-box; min-width: 0 }.el-container.is-vertical { -webkit-box-orient: vertical; -webkit-box-direction: normal; -ms-flex-direction: column; flex-direction: column }.el-header { padding: 0 20px; box-sizing: border-box }.el-aside, .el-main { overflow: auto; -webkit-box-sizing: border-box }.el-aside { box-sizing: border-box }.el-main { -webkit-box-flex: 1; -ms-flex: 1; flex: 1; box-sizing: border-box; padding: 20px }.el-footer { padding: 0 20px; -webkit-box-sizing: border-box; box-sizing: border-box }

5、代码整体结构。
