.content{ width:100%; } .content img{ width:100% } .button_warp{ padding-left:0.15rem; } .button_item{ float:left; margin:0.2rem; width:3.2rem; height:0.88rem; line-height:0.88rem; box-sizing:border-box; border:0.02rem solid #20CD99; border-radius:0.12rem; font-size:0.28rem; text-align:center; }