<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <meta name="description" content="holiday count down calculator">
    <link rel="stylesheet" href="style.css">
    <title>Countdown Clock</title>
</head>
<body>
    <h1>Countdown Clock</h1>
    <div id="clockdiv">
        <div>
            <span class="days"></span>
            <div class="sm