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