.mt-client-box{}

.mt-client-box a{}

.mt-client-box img{display: block;margin: 50px auto;     filter: grayscale(100%); transition: all .5s;width:100%;/* height:200px; */padding:15px;}

.mt-client-box:hover img{

    filter: grayscale(0%);

}

.mt-client-slide .center .mt-client-box img{

    filter: grayscale(0%) !important;

}
   .mt-client-slide .center .mt-client-box img {
    box-shadow: 1px 1px 4px 4px #f1f1f1;
}
.mt-client-slide .center .mt-client-box{
 
    transform:scale(1.2,1.2);
}