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