.demo { width:100px; height:100px; border:1px #000000 solid; position:absolute; } .demo0 { top:200px; left:100px; } .demo1 { top:350px; left:220px; } .demo2 { top:500px; left:340px; } .demo3 { top:650px; left:460px; } .demo4 { top:800px; left:580px; } .demo5 { top:950px; left:700px; } .demo6 { top:850px; left:820px; } .demo7 { top:600px; left:940px; } .multi-selected { background:rgba(7,32,57,0.6); } .btn { position:absolute; height:90px; width:160px; border:2px #000000 solid }
需要鼠标进行框选实现复选的交互功能