/* Mobile devices */ @media only screen and (min-device-width : 375px) and (max-device-width : 768px) and (orientation : portrait) { table#tblStudyList { table-layout: fixed; font-size: 0.7em; } #tablist { width: 84%; overflow-x: auto; } #toolbar .btn-group button { width: 40px; height: 40px; } } @media (max-device-width: 667px) { #toolbar .btn-group button { width: 35px; height: 35px; } }