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