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