Element block pseudo-element :after generated with box-sizing content-box transition font-size 16px width 160px transform height 0px float none cursor default font-weight normal padding -11px border 1px rgba(0,0,0,1) solid margin 100px border-radius display block text-shadow 1px 1px 1px rgba(0,0,0,0.2) position fixed z-index auto line-height 1 overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) background