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