#moodular { overflow: hidden; }
#moodular, #moodular li { margin: 0; padding: 0; list-style: none; width: 100%; }

#moodular, #moodular li { height: 400px; }
.portfolio-item {
    margin-bottom: 25px;
}

@media(max-width:768px) {
    #moodular, #modular li {
        height: 750px;
    }
}

@media(max-width:640px) {
    #moodular, #modular li {
        height: 360px;
    }
}