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