* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

div {
    position: absolute;
    width: 250%;
    height: 250%;
    background: conic-gradient(red, blue, yellow, green, transparent, red);
    overflow: hidden;
    animation: rotate 4s linear infinite;    
    animation-delay: 1s;
}

@keyframes rotate {
    0% {
        transform: rotateZ(0deg);
    }
    100% {
        transform: rotateZ(360deg);
    }
}

h1 {
    position: absolute;
    color: #fff;
    font-size: 35px;
    font-family: sans-serif;
    font-weight: bold;
    transform: scale(4);
}

h2 {
    position: absolute;
    top: 50px;
    color: red;
    font-size: 10px;
    font-family: sans-serif;
    font-weight: bold;
    transform: scale(2);
    
}