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