如何修复按钮上的旧样式 EXAMPLE There are two ways If you have don't have a border or an outline please use this method If you have a border or an outline please use this method ** Method 1 use this css... 去除边框或轮廓有两种方法：若无边框或轮廓，使用CSS添加“border: none; outline: none;”；若有，则根据指示替换相应值。 CSS 去除 方法 轮廓 边框
