/* ---- reset ---- */
body {
    margin: 0;
    font: normal 75% Arial, Helvetica, sans-serif;
}
canvas {
    display: block;
    vertical-align: bottom;
} /* ---- particles.js container ---- */
#particles-js {
    top: 0;
    width: 100%;
    height: 100%;
    position: fixed;
    background-color: #4e55f3;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 50% 50%;
    z-index: -100;
}