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