Element block pseudo-class :active generated with box-shadow 5px 5px 8px rgba(0,0,0,0.4) border 2px rgba(0,0,0,1) solid z-index auto line-height 1 font-size 16px width 160px box-sizing border-box cursor default border-radius display block margin 0px padding 20px overflow hidden height auto transform transition position relative font-weight normal float left background text-shadow 1px 1px 1px rgba(0,0,0,1)