JSFiddle - React, Tailwind, and code Playground

HTML

<div class="clock">
      <div class="clock-face">
        <div class="hour-hand"></div>
        <div class="min-hand"></div>
        <div class="second-hand"></div>
      </div>
    </div>

CSS

html {
    background: #018DED url(https://unsplash.it/1500/1000?image=881&blur=5);
    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;
  }
  .second-hand{
    width: 50%;
    height: 6px;
    background: black;
    position: absolute;
    top: 50%;
    transform-origin:100% ;
    border-radius: 20px;
    transition: all 0.5s;
    transform: rotate(90deg);

  }

JavaScript

const secondHand=document.querySelector('.second-hand');
function setDate(){
    const now= new Date();
    const seconds=now.getSeconds();
    const secDEG=6*seconds;
    secondHand.style.transform =`rotate(${secDEG}deg)`;
    const minutes=now.getMinutes();
    const hours=now.getHours();
}
setInterval(setDate, 1000);