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