<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style type="text/css">
.div1{
width: 50px;
height: 50px;
background-color: #239285;
margin: 30px;
}
.div2{
width:100px;
height: 50px;
background-color: #239587;
border-radius: 50px 50px 0 0;
}
.div3{
width: 50px;
height: 100px;
background-color: #231587;
border-radius: 0 50px 50px 0;
}
.div4{
width: 100px;
height: 50px;
background-color: #219587;
border-radius: 0 0 50px 50px;
}
.div5{
width: 50px;
height: 100px;
background-color: #239597;
border-radius: 50px 0 0 50px;
}
</style>
</head>
<body>
<div class="div1"></div>
<div class="div2"></div>
<div class="div3"></div>
<div class="div4"></div>
<div class="div5"></div>
</body>
</html>