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