#scrollTopBtn {
    position: fixed;
    bottom: 19.5px;
    right: 35px;
    z-index: 1000;
    background-color: #ffb400;
    color: white;
    border: none;
    outline: none;
    width: 53px;
    height: 53px;
    font-size: 18px;
    border-radius: 50%;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.25);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

#scrollTopBtn:hover {
    background-color: #e09e00;
}

#scrollTopBtn.show {
    opacity: 1;
    visibility: visible;
}