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