.et_muted_on_button_1 {
    width: 50px;
    height: 50px;
    background: url(images/btn_sound_on_1.svg) no-repeat;
    background-size: 100% auto;
    position: absolute;
    transition: 0.5s;
    cursor: pointer;
}

.et_muted_off_button_1 {
    width: 50px;
    height: 50px;
    background: url(images/btn_sound_off_1.svg) no-repeat;
    background-size: 100% auto;
    position: absolute;
    transition: 0.5s;
    cursor: pointer;
}

.et_muted_on_button_2 {
    width: 48px;
    height: 28px;
    border-radius:13px ;
    background: url(images/btn_sound_on_2.svg) no-repeat, rgba(0, 0, 0, 0.8);
    background-size: 40% auto;
    background-position: 15px 5px;
    position: absolute;
    transition: 0.5s;
    cursor: pointer;
}

.et_muted_off_button_2 {
    width: 48px;
    height: 28px;
    border-radius:13px ;
    background: url(images/btn_sound_off_2.svg) no-repeat, rgba(0, 0, 0, 0.8);
    background-size: 40% auto;
    background-position: 15px 5px;
    position: absolute;
    transition: 0.5s;
    cursor: pointer;
}

.et_muted_button.hide {
    opacity: 0;
    transform: translateY(-25px);
}