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