style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

main {
    width: 100vw;
    height: 100vh;
    background-color: #f1faee;
    overflow: hidden;
}

.item {
    background-color: #1d355750;
    border-radius: 50%;
    position: absolute;
    animation: moveAround 1s ease-in-out infinite;
}

@keyframes moveAround {
    0% {
        transform: translate(4px, 4px);
        transform: scale(0.8);
    }
    25% {
        transform: translate(-4px, 4px);
    }
    50% {
        transform: translate(4px, -4px);
        transform: scale(0.9);
    }
    75% {
        transform: translate(-4px, -4px);
    }
    100% {
        transform: translate(4px, 4px);
        transform: scale(1);
    }
}

body {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-direction: column-reverse;
    overflow: hidden;
}

header {
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
    border: 1px solid rgba(157, 157, 157, 0.096);
    position: absolute;
    padding: 1.5rem 4rem;
    font-weight: 300;
    opacity: 0.2;
    transition: all 0.25s ease-in;
    filter: blur(1px);
    box-shadow: 1px 5px 50px -10px #1d355725;
}

header:hover {
    opacity: 1;
    transition: all 0.4s ease-in;
    filter: none;
}

.input-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;
}

main p {
    position: absolute;
    top: calc(100vh / 2);
    padding: 0 3rem;
}

.none {
    display: none;
}

@media (max-width: 1080px) {
    header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-direction: column;
        gap: 1.5rem;
        font-size: 0.8rem;
        padding: 0;
        opacity: 1;
        filter: blur(5px);
    }

    .input-box {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 2rem;
    }

    .none {
        display: block;
    }
}