.menu-block {
    position: fixed;
    background-color: #fff;
    color: #000;
    width: 100%;
    opacity: 0;
    z-index: -99;
    height: 100vh;
    padding-top:100px;

}


.menu-block.open {
    opacity: 1;
    transition: opacity .3s ease-out;  
    z-index: 999;
}

.container .row .home-ex .imgStyle {
    width: 429px;
}
@media(max-width: 750px) {
    .container .row .home-ex .imgStyle  { 
        width: 312px;
        display:block; 
        margin:auto;
        padding-bottom:100px;
    }
}
.container .row .home-di .imgStyle {
    width: 304px;
}
@media(max-width: 750px) {
    .container .row .home-di .imgStyle  { 
        width: 228px;
        display:block; 
        margin:auto;
        padding-bottom:100px;
    }
}
.container .row .home-po .imgStyle {
    width: 407px;
}
@media(max-width: 750px) {
    .container .row .home-po .imgStyle  { 
        width: 304px;
        display:block; 
        margin:auto;
        padding-bottom:100px;
    }
}
.container .row .home-ab .imgStyle {
    width: 282px;
}
@media(max-width: 750px) {
    .container .row .home-ab .imgStyle  { 
        width: 211px;
        display:block; 
        margin:auto;
        padding-bottom:100px;
    }
}