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