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