Element block pseudo-class :active generated with z-index auto padding 21px float none box-sizing content-box transform background display block border-radius transition overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) line-height 1 margin auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) position absolute cursor default font-size 16px width 160px height auto border 0px rgba(0,0,0,1) solid font-weight normal