Answers for "css if screen is smaller than"

css if screen size less than

@media (max-width:960px) { css... } //nothing with screen size bigger than 960px

@media (min-width:960px) { css... } //nothing with screen size smaller than 960px

html if screen is smaller thatn

@media screen and (max-width: 1024px) {
    .yourClass {
        display: none !important;
    }
}