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