设置hover边框border时下方DIV会产生抖动

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设置hover边框border时下方DIV会产生抖动 。先给盒子设置边框透明，当鼠标滑过时给hover设置边框颜色即可


      div:hover{
                cursor: pointer;border-color:#1A408A;
            }
            div{
                border:2px solid transparent;
            }