.btt-btn-8d88a922 {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background-color: #333;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 0.35s ease, visibility 0.35s ease, transform 0.35s ease, background-color 0.25s ease, box-shadow 0.25s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 0;
}

.btt-btn-8d88a922.btt-visible-8d88a922 {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.btt-btn-8d88a922:hover {
    background-color: #555;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
    transform: translateY(-2px);
}

.btt-btn-8d88a922:active {
    transform: translateY(0);
}

.btt-icon-8d88a922 {
    width: 22px;
    height: 22px;
    pointer-events: none;
}

@media (max-width: 768px) {
    .btt-btn-8d88a922 {
        bottom: 20px;
        right: 20px;
        width: 42px;
        height: 42px;
    }

    .btt-icon-8d88a922 {
        width: 20px;
        height: 20px;
    }
}