#mm-particles {
    position: fixed;
    top:0;
    left:0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

#primary, .ast-article-single {
    position: relative;
    z-index: 1;
}

#masthead, #secondary {
    position: relative;
    z-index: 2;
}

/* Destello azul */
#mm-flash {
    position: fixed;
    top:0;
    left:0;
    width:100%;
    height:100%;
    background: radial-gradient(circle, rgba(0,150,255,0.5) 0%, rgba(0,0,0,0) 70%);
    opacity: 0;
    pointer-events: none;
    z-index: 3;
    transition: opacity 0.4s ease-out;
}