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