.reflectCategory-wrapper { position: relative; } .reflectCategoryList-wrapper { display: none; position: absolute; top: 38px; z-index: 9999; line-height: 32px; background: #FFF; } #reflectCategoryList { height: 240px; background: #FFF; border: 1px solid #e5e6e7; overflow: auto; } #reflectCategoryList li { padding: 0 10px; width: 100%; line-height: 32px; } #reflectCategoryList li:hover { background: #00a1cb; }