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