Element block pseudo-class :active generated with font-weight normal background text-shadow 1px 1px 1px rgba(0,0,0,0.2) display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px overflow hidden z-index auto transform height auto border-radius float left line-height 1 position static transition width 160px box-sizing content-box border 0px rgba(0,0,0,1) solid cursor default margin 0px padding 20px