* {
    padding: 0;
    margin: 0;
}

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

.loader {
    width: 100px;
    height: 100px;
    margin: auto;
    border: 15px solid rgba(184, 32, 32, 0.432);
    border-top: 15px solid white;
    border-bottom-color: transparent;
    border-radius: 50%;
    animation: span 2s linear infinite;
}

@keyframes span {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}