TA貢獻1條經驗 獲得超0個贊
可以參考下面這種
需要用兩個DIV，一個開啟的一個關閉的
<<<<<<html>>>>>>
??? <div id="div1" class="open1">
??????? <div id="div2" class="open2"></div>
??? </div>
<<<<<<css>>>>>>
#div1{
??????? width: 170px;
??????? height: 100px;
??????? border-radius: 50px;
??????? position: relative;
??? }
??? #div2{
??????? width: 96px;
??????? height: 96px;
??????? border-radius: 48px;
??????? position: absolute;
??????? background: white;
??????? box-shadow: 0px 2px 4px rgba(0,0,0,0.4);
??? }
??? .open1{
??????? background: rgba(0,184,0,0.8);
??? }
??? .open2{
??????? top: 2px;
??????? right: 1px;
??? }
??? .close1{
??????? background: rgba(255,255,255,0.4);
??????? border:3px solid rgba(0,0,0,0.15);
??????? border-left: transparent;
??? }
??? .close2{
??????? left: 0px;
??????? top: 0px;
??????? border:2px solid rgba(0,0,0,0.1);
}
<<<<<<js>>>>>>
window.onload=function(){
??????? var div2=document.getElementById("div2");
??????? var div1=document.getElementById("div1");
??????? div2.onclick=function(){
????????? div1.className=(div1.className=="close1")?"open1":"close1";
????????? div2.className=(div2.className=="close2")?"open2":"close2";
??????? }
??? }
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