.box {
    border: 3px solid #a78bfa;
    box-shadow: 0 0 0 3px #0a0a1a, 0 0 0 6px #a78bfa, 0 0 40px rgba(167,139,250,0.2);
}

.pixel-border-top {
    background: repeating-linear-gradient(to right, #a78bfa 0px, #a78bfa 8px, transparent 8px, transparent 16px);
}

.box-subtitle { color: #a78bfa; }

label { color: #c4b5fd; }
input { border-color: #a78bfa; }
.btn  { background: #a78bfa; }
.footer-link a { color: #a78bfa; }