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