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