Element block pseudo-class :active generated with border-radius font-size 16px height auto display block margin 0px line-height 1 padding 20px float none text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default background position static z-index auto font-weight normal box-sizing content-box transition width 160px transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow hidden border 2px rgba(0,0,0,1) solid