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