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