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