<!DOCTYPE html>
<html>
<head>
<style>
#main {
width: 300px;
height: 100px;
border: 1px solid #c3c3c3;
display: flex;
}
#main div {
flex-grow: 0;
flex-shrink: 0;
flex-basis: 50px;
}
#main div:nth-of-type(2) {
flex-basis: 100px;
}
</style>
</head>
<body>
<h1>The flex-basis Property</h1>
<p>Set the initial length of the flex items to 50 pixels, with an exception; set the initial length of the second flex item to 100 pixels:</p>
<div id="main">
<div style="background-color:coral;">50px</div>
<div style="background-color:lightblue;">100px</div>
<div style="background-color:khaki;">50px</div>
<div style="background-color:pink;">50px</div>
<div style="background-color:lightgrey;">50px</div>
</div>
</body>
</html>