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