Element block pseudo-class :active generated with position static font-weight normal box-sizing content-box margin 0px overflow hidden z-index auto float none font-size 16px cursor default display block background padding 20px width 160px height auto line-height 1 transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform border 0px rgba(0,0,0,1) solid border-radius