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