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