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