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