<html>
<head>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<style>
* {
box-sizing: border-box;
}
.columns {
float: left;
width: 33.3%;
padding: 8px;
}
.price {
list-style-type: none;
border: 1px solid #eee;
margin: 0;
padding: 0;
transition: 0.3s;
transition: 0.3s;
}
.price:hover {
box-shadow: 0 8px 12px 0 rgba(0,0,0,0.2)
}
.price .header {
background-color: #111;
color: white;
font-size: 25px;
}
.price li {
border-bottom: 1px solid #eee;
padding: 20px;
text-align: center;
}
.price .grey {
background-color: #eee;
font-size: 20px;
}
.button {
background-color: #4CAF50;
border: none;