<svg version="1.1" xmlns="http://www.w3.org/2000/svg" x="0px" y="0px" height="24" viewBox="0 0 24 24" enable-background="new 0 0 24 24" xml:space="preserve"> <path fill="#AAAAAA" d="M21,20.4V22H3v-1.6c0-3.7,2.4-6.9,5.8-8c-1.7-1.1-2.9-3-2.9-5.2c0-3.4,2.7-6.1,6.1-6.1s6.1,2.7,6.1,6.1c0,2.2-1.2,4.1-2.9,5.2C18.6,13.5,21,16.7,21,20.4z"/> </svg>
info at phpclasses dot org