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