.rp-button-wrapper {
    position: fixed;
    bottom: 20%;
    right: 0;
    transform: translateY(-50%);
    z-index: 1050;
}

.rp-button {
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    border-radius: 0 8px 8px 0;
    padding: 12px 6px;
    text-orientation: mixed;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.rp-button:hover {
    box-shadow: -3px 3px 15px rgba(0, 0, 0, 0.3);
}