.vc_hidden-xs { @media (max-width: @screen-xs-max) { .responsive-invisibility(); } } .vc_hidden-sm { @media (min-width: @screen-sm-min) and (max-width: @screen-sm-max) { .responsive-invisibility(); } } .vc_hidden-md { @media (min-width: @screen-md-min) and (max-width: @screen-md-max) { .responsive-invisibility(); } } .vc_hidden-lg { @media (min-width: @screen-lg-min) { .responsive-invisibility(); } }