#upbutton-container {
    display: none;
}

@media screen and (max-width: 480px) {
    #upbutton-container {
        display: block;
        position: absolute;
        top: 250vh;
        bottom: 0;
        left: 10%;
    }

    #upbutton__button {
        display: flex;
        justify-content: center;
        align-items: center;
        position: sticky;
        top: 88%;
        width: 56px;
        height: 56px;
        background: rgba(0, 0, 1, 0.2);
        border-radius: 50%;
        overflow: hidden;
        text-decoration: none;
        font-size: 35px;
        font-weight: 900;
        color: #f67a14;
        opacity: 1;
        transform: rotate(-90deg);
    }
}