Element block pseudo-element :after generated with opacity 1 position fixed height 100% transform float right outline none overflow hidden width 160px line-height 0 box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) display inline-block margin 0px border-radius font-size 12px transition background z-index auto padding 20px border 0px rgba(0,0,0,1) solid font-weight normal cursor default