css3手机端h5商品列表页，两列等分排列技巧

.picture_list {
width: 100%;
overflow: hidden
}
.picture_list>li {
width: 50%; min-height: 120px;
float: left;
padding: 0px 3px;
margin: 0 -3px;
margin-bottom: 6px;
}
.picture_list>li:nth-child(2n) {
float: right
}