<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<title>Custom HTML5 Video Player | Modern UI | CodePen Ready</title>
<style>
*
margin: 0;
padding: 0;
box-sizing: border-box;
user-select: none; /* prevents accidental selection on double clicks */
.btn
transition: background-color 0.2s ease-in-out;
/* progress bar (seek) */
.progress-bar
flex: 1;
height: 5px;
background: rgba(255, 255, 255, 0.25);
border-radius: 20px;
position: relative;
cursor: pointer;
transition: height 0.1s;
Component breakdown:
UX Control: Decide exactly how the progress bar behaves or where the volume slider sits. The Core Architecture custom html5 video player codepen