windows及mac上版本开发工具都这种情况，真机不受影响
page { font-size: 14px; line-height: 1.5; color: #333; background-color: #e8e8ed; }page::before{ content: ""; position: fixed; top: 0; left: 0; display: block; width: 100%; height: 0; border-bottom: 1rpx solid #ddd; z-index: 100; } |
wxml面板一片空白
