<!DOCTYPE HTML><html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><title>absolute样式</title><style>#div1{border:1px solid red;width:300px;height:100px;}</style></head><body><div class="div1"> <div class="divtop1"><!--左边--> </div> <div class="divtop2"><!--右边--> </div></div></body></html>
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