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clock.html
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clock.html
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<html>
<head>
<style>
html {
background: bluegreen;
background-size:cover;
font-family:'helvetica neue';
text-align: center;
font-size: 10px;
}
body {
margin: 0;
font-size: 2rem;
display:flex;
flex:1;
min-height: 100vh;
align-items: center;
}
.clock {
width: 30rem;
height: 30rem;
border:20px solid blue;
border-radius:50%;
margin:50px auto;
position: relative;
padding:2rem;
box-shadow: 2px ;
}
.clock-face {
position: relative;
width: 100%;
height: 100%;
background: yellow;
border-radius: 50%;
transform: translateY(-3px); /* account for the height of the clock hands */
}
.hand {
width:50%;
height:9px;
background: blue;
position: absolute;
top:50%;
transform-origin: 100%;
transform: rotate(90deg);
transition: all 0.05s;
transition-timing-function: cubic-bezier(0.1, 2.7, 0.58, 0.5);
}
.second-hand {
height:3px;
}
.min-hand {
height:7px;
}
</style>
</head>
<body>
<div class="clock">
<div class="clock-face">
<div class="hand hour-hand"></div>
<div class="hand min-hand"></div>
<div class="hand second-hand"></div>
<div class="center"></div>
</div>
</div>
<script type="text/javascript">
const secondHand = document.querySelector('.second-hand');
const minsHand = document.querySelector('.min-hand');
const hourHand = document.querySelector('.hour-hand');
function setDate() {
const now = new Date();
const seconds = now.getSeconds();
const secondsDegrees = ((seconds / 60) * 360) + 90;
secondHand.style.transform = `rotate(${secondsDegrees}deg)`;
const mins = now.getMinutes();
const minsDegrees = ((mins / 60) * 360) + ((seconds/60)*6) + 90;
minsHand.style.transform = `rotate(${minsDegrees}deg)`;
const hour = now.getHours();
const hourDegrees = ((hour / 12) * 360) + ((mins/60)*30) + 90;
hourHand.style.transform = `rotate(${hourDegrees}deg)`;
}
setInterval(setDate, 1000);
setDate();
</script>
</body>
</html>