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