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<!doctype>
<html><head>
<style>
#spacer {
width: 100px;
height: 100px;
background: blue;
}
#scrollable {
background: white;
border: 1px solid black;
overflow: auto;
position: relative;
width: 250px;
}
#container {
position:relative;
display:inline-block;
width:100%;
height:130px;
}
#margin {
position: absolute;
width: 200px;
top: 12px;
margin-right: 12px;
left: 12px;
height: 110px;
}
</style>
</head>
<body>
<div>
Starting point: No horizontal scrollbar<br/>
Expected: Get back to starting point after clicking through steps (do 1, do 2, cancel 1, cancel 2)<br/>
Actual: Scrollbars after doing the steps<br/><br/>
</div>
<button id="step1" onclick="step1();">Step 1 - Enlarge container</button>
<button id="step2" onclick="step2();">Step 2 - Move child</button>
<button id="step3" onclick="step3();">Step 3 - Reduce container</button>
<button id="step4" onclick="step4();">Step 4 - Return child</button>
<div id="scrollable">
<div id="container">
<div id="margin" style="">
<div id="spacer" style="height: 100px; width: 100%;">
</div>
</div>
</div>
</div>
<script>
function step1() {
document.getElementById("container").style.width="110%";
}
function step2() {
document.getElementById("margin").style.left="200px";
}
function step3() {
document.getElementById("container").style.width="100%";
}
function step4() {
document.getElementById("margin").style.left="12px";
}
</script>
</body>
</html>
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