header{
    font-size: 2rem;
    text-align: center;
    color: red;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-weight: bold;
}

html{
    background: url(background/blackbg2.jpg) no-repeat center center fixed;
    background-size: cover;
    z-index: -1;
    opacity: 1.5;
}

h2{
    color: red;
    text-align: center;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

p{
    color: #0f0;padding: 20px; font-family: 'Courier New', monospace;
    min-height:4rem;
}

/* Register button */
.register { display: flex; justify-content: center; align-items: center; margin: 10px 0 50px 0; }
.register-btn {
    display: inline-block;
    padding: 12px 22px;
    border: 1px solid #ff3333;
    border-radius: 10px;
    color: #fff;
    text-decoration: none;
    background: linear-gradient(180deg, rgba(255,0,0,0.25), rgba(255,0,0,0.12));
    font-family: 'Orbitron', sans-serif;
    letter-spacing: 1px;
    text-shadow: 0 0 8px rgba(255, 0, 0, 0.6);
    box-shadow: 0 8px 24px rgba(255, 0, 0, 0.35), inset 0 0 12px rgba(255,0,0,0.25);
    transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.register-btn:hover { background: linear-gradient(180deg, rgba(255,0,0,0.35), rgba(255,0,0,0.18)); box-shadow: 0 12px 28px rgba(255, 0, 0, 0.45), inset 0 0 16px rgba(255,0,0,0.35); transform: translateY(-2px) scale(1.02); }
.register-btn:active { transform: translateY(0); box-shadow: 0 6px 18px rgba(255, 0, 0, 0.35), inset 0 0 10px rgba(255,0,0,0.3); }

/* Rules & Regulations section */
.rules {
    max-width: 900px;
    margin: 30px auto 24px auto;
    padding: 22px 22px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 0, 0, 0.4);
    border-radius: 14px;
    box-shadow: 0 10px 30px rgba(255, 0, 0, 0.25), inset 0 0 18px rgba(255, 0, 0, 0.15);
    backdrop-filter: blur(8px);
}

/* subtle section separators */
.section-divider { height: 1px; max-width: 900px; margin: 22px auto; background: linear-gradient(90deg, transparent, rgba(255,0,0,0.35), transparent); }

.rules h3 {
    margin: 0 0 12px 0;
    color: #ff3333;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    text-align: center;
}

.rules ul {
    margin: 0;
    padding-left: 22px;
    color: #d6ffd6;
    font-family: 'Courier New', monospace;
    line-height: 1.5;
}

.rules li { margin: 8px 0; }

.rules .note { color: #ffd966; margin-top: 12px; min-height:0;}