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