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