Element block pseudo-class :active generated with border-radius margin 0px display block padding 20px overflow hidden float none height auto z-index auto box-sizing content-box transform cursor default width 160px line-height 1 background font-size 16px transition box-shadow 1px 1px 1px rgba(0,0,0,0.3) border 0px rgba(0,0,0,1) solid font-weight normal text-shadow 1px 1px 0px rgba(255,255,255,0.2) position static