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