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