1.列展示设置 功能基本实现，细节待优化

loulijun2021

2023-01-04 ff345ebb3fcece2ebafc3333b895d9481bd9435e

1
.el-header{padding:0 20px;-webkit-box-sizing:border-box;box-sizing:border-box;-ms-flex-negative:0;flex-shrink:0}