Element block pseudo-element :after generated with display block height 100px box-sizing content-box background float none transition line-height 6 outline none z-index auto font-weight normal transform cursor default border 0px rgba(0,0,0,1) solid font-size 16px border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) position static opacity 1 padding 20px width 100px