.client-img {
    max-width: 100%;
    opacity: .3;
    filter: grayscale(100%);
    max-height: 134px;
    object-fit: contain;
}

 .client-img_color {
    opacity: 1;
     max-width: 100%;
     filter: grayscale(0);
     mix-blend-mode: multiply;
     max-height: 134px;
     object-fit: contain;
}

 @media (max-width: 1199px) {

     .client-img,
     .client-img_color {
         max-height: 98px;
     }

 }
@media (max-width: 767px) {

    .client-img,
    .client-img_color {
        max-height: 56px;
    }

}