.smart-bot-chat-button button {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    outline: none;
    transition: all .3s;
    font-size: 14px;
    border: none;
    cursor: pointer;
    padding: 12px 20px;
    max-width: none;
}

.smart-bot-chat-button button:after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    transition: all .3s;
    background: transparent;
}

.smart-bot-chat-button button:hover:after {
    background: rgba(0, 0, 0, 0.06);
}

.smart-bot-chat-button button:active:after {
    background: rgba(0, 0, 0, 0.12);
}