/* ---- reset ---- */ body{ margin:0; font:normal 75% Arial, Helvetica, sans-serif; } canvas{ display: block; vertical-align: bottom; } /* ---- particles.js container ---- */ #particles-js{ position:absolute; width: 100%; height: 100%; background-color: #232741; background-image: url("https://uaecm.fr/images/logos_assos/ginfo_logo.png"); background-repeat: no-repeat; background-size: 15%; background-position: 50% 50%; }