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