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