前端一道面试题 如何让两个div平行排列均分且没有边距

方式一

<div class="box">
        <div class="box_1"></div>
        <div class="box_2"></div>
</div>

*{
            margin: 0;
            padding: 0;
        }
        .box{
            width: 100%;
            height: 40px;
            background-color: khaki;
        }
        .box_1,.box_2{
            width: 50%;
            height: 100%;
            display: inline-block;
        }
        .box_1{
            background-color: lawngreen;
        }
        .box_2{
            float: right;
            background-color: lightcoral;
        }

效果展示：

方式二

.box{
            width: 100%;
            height: 40px;
            background-color: lightcoral;
            display: flex;
            flex-direction: row;
        }
        .box_1,.box_2{
            width: 50%;
            height: 100%;
        }
        .box_1{
            background-color: lightgreen;
        }
        .box_2{
            background-color: blueviolet;
        }

<div class="box">
        <div class="box_1"></div>
        <div class="box_2"></div>
</div>

效果展示

方式三

.box{
            width: 100%;
            height: 40px;
            background-color: brown;
            position: relative;      
        }
        .box_1,.box_2{
            width: 50%;
            height: 100%;
            position: absolute;
        }
        .box_1{
            background-color: burlywood;
        }
        .box_2{
            background-color: cadetblue;
        }

<div class="box">
        <div class="box_1"></div>
        <div class="box_2"></div>
</div>

效果展示