top-50-border.css

#search-result-top50 {
    margin-top: 2rem;
    margin-bottom: 2rem;
    background-color: rgb(10, 29, 54);
    width: 350px;
    border-radius: 1rem;
    position: relative;
}

@property --angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;    
}

#search-result-top50::after, #search-result-top50::before {
    content: '';
    position: absolute;
    height: 100%;
    width: 100%;
    background-image: conic-gradient(from var(--angle),rgb(223, 223, 110), rgb(231, 114, 114), rgb(134, 228, 134), rgb(131, 131, 228), rgb(218, 117, 218), rgb(223, 223, 110));
    top: 50%;
    left: 50%;
    translate: -50% -50%;
    z-index: -1;
    padding: 0.5rem;
    border-radius: 1rem;
    animation: 3s spin linear infinite;
}

#search-result-top50::before {
    filter: blur(1.5rem);
    opacity: 0.5;
}

@keyframes spin {
    from {
        --angle: 0deg;
    }
    to {
        --angle: 360deg;
    }
}

#search-result-top50 div:nth-child(odd) {
    background-color: rgb(13, 36, 66);
}

#search-result-top50 div {
    font-size: 1.1rem;
}