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