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