.stt-button-3c18b7b5 {
    position: fixed;
    bottom: 20px;
    z-index: 99999;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    padding: 10px;
}

.stt-button-3c18b7b5 svg {
    width: 60%;
    height: 60%;
}

.stt-button-3c18b7b5.stt-pos-bottom-right {
    right: 20px;
}

.stt-button-3c18b7b5.stt-pos-bottom-left {
    left: 20px;
}

/* Fade animation classes */
.stt-button-3c18b7b5.stt-anim-fade-in.is-visible {
    opacity: 1;
    visibility: visible;
}

/* Slide animation classes */
.stt-button-3c18b7b5.stt-anim-slide-in {
    transform: translateY(100px);
}
.stt-button-3c18b7b5.stt-anim-slide-in.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.stt-button-3c18b7b5:hover {
    filter: brightness(0.9);
}