clock.css

* {
    margin: 0;
    padding: 0;
}
#outbg{
    width: 240px;
    height: 240px;
    border-radius: 16%;
    margin: 50px auto;
    background-color: rgb(10, 9, 9);
}

#clock {
    width: 200px;
    height: 200px;
    background-color: #fff;
    border: 1px solid #000;
    border-radius: 50%;
    margin: 0 auto;
    position: relative;
    top: 20px;
}

#clock ul{
    list-style:  none;
}
#clock #tick li {
    width: 2px;
    height: 6px;
    background: #000;
    position: absolute;
    left: 99px;
    top: 0;
    transform-origin: center 100px;
}

#clock #num li{
    width: 20px;
    height: 100px;
    position: absolute;
    left: 90px;
    transform-origin: center 100px;
    padding-top: 10px;
}

#clock #num span {
    display:block;
    position:absolute;
}

#poi {
    width: 10px;
    height: 10px;
    background: #000;
    border-radius: 50%;
    position: absolute;
    left: 95px;
    top: 95px;
}

#hour {
    width: 6px;
    height: 60px;
    background: rgb(5, 5, 5);
    border-radius: 50%;
    position: absolute;
    left: 97px;
    top: 40px;
    transform-origin: center 60px;
}

#min {
    width: 4px;
    height: 80px;
    background: #000;
    border-radius: 50%;
    position: absolute;
    left: 98px;
    top: 20px;
    transform-origin: center 80px;
}

#sec {
    width: 2px;
    height: 110px;
    background: rgb(243, 137, 15);
    border-radius: 50%;
    position: absolute;
    left: 99px;
    top: 10px;
    transform-origin: center 90px;
}