Element block pseudo-element :after generated with margin 3px transition box-shadow 1px 1px 1px rgba(0,0,0,0.3) height 20% border-radius display block font-weight normal z-index auto position fixed cursor default border 2px rgba(0,0,0,1) solid overflow hidden padding 10px background transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing border-box float left font-size 16px width 255px line-height 1