css图片多行多列排列

<div class="ft0 mt30 ml-30">

<img class="wh80 ml30 mb40" src="test.jpg" />

<img class="wh80 ml30 mb40" src="test.jpg" />

<img class="wh80 ml30 mb40" src="test.jpg" />

<img class="wh80 ml30 mb40" src="test.jpg" />

<img class="wh80 ml30 mb40" src="test.jpg" />

<img class="wh80 ml30 mb40" src="test.jpg" />

</div>

.ml-30 {

margin-left: -30px;

}

.ml30 {

margin-left: 30px;

}

达到如下图效果