Element block pseudo-class :active generated with z-index auto display block background overflow hidden font-size 16px height auto line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius margin 0px width 160px font-weight normal transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default border 2px rgba(0,0,0,1) solid float none position static padding 20px box-sizing content-box transition