#particles-js{
    position: fixed;
    overflow: hidden;
    z-index: -1;
    
    width: 100%;
    height: 100%;
    background-color: #081014;
    background-size: cover;
    background-position: 50% 50%;
    background-repeat: no-repeat;
    opacity: 0.33;

    visibility: hidden;
}

.main-header {
    display: flex;
    width: 100%;
    justify-content: space-between;
    align-items: center;
    margin: 2vmax 0;
}

.main-header .logo-main {
    min-width: 120pt;
    width: 16vmax;
    float: left;
    margin-left: 4vmax;
}

.main-header .header-nav {
    float: right;
    margin-right: 4vmax;
}

.header-nav ul {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.header-nav a {
    margin-left: 4vw;
    display: inline-block;
}


.central-logo {
    width: 16vmax;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

#logo-rotate {
    animation: rotate 20s infinite linear;
}
@keyframes rotate {
    0% {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    
    100% {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

#social-links {
    position: fixed;
	bottom: 4vmax;
	right: 4vmax;
    
    z-index: 100;
}

#social-links a {
    display: block;
    margin-top: 16pt;
    width: min(4vmax, 56pt);
    font-size: 1.2em;
    padding: 0;
}

footer {
    position: absolute;
    bottom: 0;
    padding: 2vmax 0 4vmax 0;
    width: 100%;
}

footer #mailto {
    font-weight: bold;
    margin-left: 4vmax;
}