*::after, *::before{
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}
body {
    background: linear-gradient(to right, rgb(219, 61, 61), rgb(59, 59, 229));
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    overflow: hidden;
}

.clock {
    width: 400px;
    height: 400px;
    background-color: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    border: 4px solid #000000;
    position: relative;
    box-shadow: 0 0 50px #433939;
}

.clock .number {
    --rotation: 0;
    position: absolute;
    width: 100%;
    height: 100%;
    text-align: center;
    transform: rotate(var(--rotation));
    color: rgb(3, 2, 2);
    font-weight: 700;
    font-size: 1.8rem;
}

.clock .number1 { --rotation: 30deg; }
.clock .number2 { --rotation: 60deg; }
.clock .number3 { --rotation: 90deg; }
.clock .number4 { --rotation: 120deg; }
.clock .number5 { --rotation: 150deg; }
.clock .number6 { --rotation: 180deg; }
.clock .number7 { --rotation: 210deg; }
.clock .number8 { --rotation: 240deg; }
.clock .number9 { --rotation: 270deg; }
.clock .number10 { --rotation: 300deg; }
.clock .number11 { --rotation: 330deg; }

.clock .hand {
    --rotation: 0;
    position: absolute;
    bottom: 50%;
    left: 50%;
    border: 1px solid #000000;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    transform-origin: bottom;
    z-index: 10;
    transform: translateX(-50%) rotate(calc(var(--rotation) *1deg));
}

.clock::after{
    content: "";
    position: absolute;
    background-color: #000000;
    z-index: 11;
    width: 15px;
    height: 15px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 50px;
}

.clock .hand.second {
    width: 3px;
    height: 45%;
    background-color: red;
}
.clock .hand.minute {
    width: 7px;
    height: 40%;
    background-color: #000000;
}
.clock .hand.hour {
    width: 10px;
    height: 35%;
    background-color: #000000;
}