<分区>
我的包含 div (boxes_blue) 如何识别其中元素的高度？
#boxes_blue {
display: block;
margin: 0 0 0 175px;
border: 1px solid brown;
clear: both;
}
#boxes_blue_each {
float: right;
height: 100px;
width: 100px;
padding: 10px;
border-left: 3px solid #fff;
background-color: #004964;
color: #fffacf;
text-transform: uppercase;
text-align: left;
}
<div id="boxes_blue">
<div id="boxes_blue_each">one</div>
<div id="boxes_blue_each">two two</div>
<div id="boxes_blue_each">three three three</div>
<div id="boxes_blue_each">four four four four</div>
</div>