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