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