.item {
    width: 225px;
    height: 225px;
    line-height: 280px;
    margin-left: 7%;
}
    .item > span {
        font-size: 28px;
    }   
    .item:hover {
        text-decoration: none;
    }

.item-mg-16 {
    margin-left: 16%;
}

.item-mg-7 {
    margin-left: 7%;
}


.catalog .content h1 {
    margin-top: 35%;
    
}

@media screen and (max-width: 767px) {
    .item {
        margin-left: 20%;
    }
}