css鼠標觸發修改樣式

使用hover即可

 .listItem {
        width: 1200px;
        height: 100px;
        justify-content: space-between;
        display: inline-flex;
        padding: 5px 0;
        background-color: #fff;

    }

    .listItem:hover {
        background-color: #f8f5f5;
    }