Element block pseudo-class :active generated with font-weight normal overflow hidden width 160px margin 0px padding 20px box-sizing content-box border 0px rgba(0,0,0,1) solid display block float none line-height 1 box-shadow 4px 4px 6px rgba(0,0,0,0.4) background height auto position static cursor default z-index auto transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius transition font-size 16px