customised scrollbar

<!DOCTYPE html>
<html>
<head>
<title>My Example</title>
<!-- CSS -->
<style>
/* Box styles */
.myBox {
border: none;
padding: 5px;
font: 24px/36px sans-serif;
width: 250px;
height: 250px;
overflow: scroll;
overflow-x: hidden;
overflow-y: scroll;
}
/* Scrollbar styles */
::-webkit-scrollbar {
width: 12px;
height: 12px;
}
::-webkit-scrollbar-track {
border: 1px solid #000;
border-radius: 10px;
}
::-webkit-scrollbar-thumb {
background: #000;
border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
background: pink;
}
</style>
</head>
<body>
<!-- HTML -->
<div class="myBox">
<p>Put your text here.</p>
<p>Please credit me (@baeyhkun on twt) if used.</p>
Text text text text text text
text text text text text text
text text text text text text
text text text text text text
</div>
</body>