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