.app-control2 .one{
    background: url(../../images/product-details/app-control2/bg12.png) center no-repeat;
    background-size: cover
}
.app-control2 .two{
    background: url(../../images/product-details/app-control2/bg22.png) center no-repeat;
    background-size: cover;
    z-index: 10;
}
.app-control2 .three{
    background: url(../../images/product-details/app-control2/bg32.png) center no-repeat;
    background-size: cover
}
.app-control2 .four{
    background: url(../../images/product-details/app-control2/bg42.png) center no-repeat;
    background-size: cover
}

.app-control2 .product-parameters-img{
    padding: 0.5rem;
    border-bottom: 1px solid #B2B2B2;
    margin-bottom: 0.5rem;
}
.app-control2 .product-parameters-img h5{
    margin-bottom: 0.5rem;
}
.app-control2 .product-parameters-img img{
    margin: auto;
}