.speech-control .one{
    background: url(../../images/product-details/speech-control/bg12.png) center no-repeat;
    background-size: cover
}
.speech-control .two{
    background: url(../../images/product-details/speech-control/bg22.png) center no-repeat;
    background-size: cover;
    z-index: 10;
}
.speech-control .three{
    background: url(../../images/product-details/speech-control/bg32.png) center no-repeat;
    background-size: cover
}
.speech-control .four{
    background: url(../../images/product-details/speech-control/bg42.png) center no-repeat;
    background-size: cover
}
.speech-control .five{
    background: url(../../images/product-details/speech-control/bg52.png) center no-repeat;
    background-size: cover
}
.speech-control .four .top-center{
    position: absolute;
    top: 40%;
    right: 0;
    left: 0;
}

.speech-control .product-parameters-img h5{
    margin-bottom: 0.5rem;
}
.speech-control .product-parameters-img img{
    margin: auto;
}

.product-parameters{
    padding: 0.3rem 3rem 0 3rem;
}
.speech-control .three .top-center{
    position: absolute;
    right: 0;
    left: 0;
    text-align: center;
    top: 0.2rem;
}
.speech-control .five .right-center{
    position: absolute;
    right: 0.5rem;
    top: 2.8rem;
    text-align: right;
}