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