html, body {
    overflow-y: scroll;
	margin: 0; /* This removes the extra space */
}

body {
    background-color: #000;
    margin: 0;
    padding: 0;
    height: 100%;
    width: 100%;
}

code {
	    margin: 0; /* This removes the extra space */
}

/* This is the updated rule */
pre {
    white-space: pre-wrap;
    word-break: break-all;
}

#particles-js {
    z-index: -1;
    position: fixed;
    height: 100%;
    width: 100%;
    top: 0;
}

.invite-button {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

.list-group-item.active {
    font-weight: bold;
}

.list-group-item.active::after {
    content: ' «';
    font-size: 1.2em;
}

@media (max-width: 767px) {
    .col-md-3 {
        margin-bottom: 2rem;
    }
}