.w100 {
    width: 100%
}

.w-180 {
    width: calc(100% - 180px);
    margin: auto
}

.w-160 {
    width: calc(100% - 160px);
    margin: auto
}

.max-w100 {
    max-width: 100%
}

@media screen and (max-width:768px) {

    .w-160,
    .w-180 {
        width: 100%
    }

    .w-32 {
        width: calc(100% - 32px) !important;
        margin: auto
    }
}