body {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.container {
    max-width: 1200px;
}

.zone-card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.zone-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
}

.zone-icon {
    font-size: 4rem;
    margin-bottom: 20px;
}

.zone-card.devzone .zone-icon {
    color: #667eea;
}

.zone-card.workzone .zone-icon {
    color: #f093fb;
}

.zone-card.kundzon .zone-icon {
    color: #4facfe;
}

.zone-card h2 {
    font-size: 2rem;
    font-weight: bold;
    margin-bottom: 15px;
}

.zone-card p {
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 25px;
}

.zone-card .btn {
    padding: 12px 30px;
    font-size: 1.1rem;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.zone-card.devzone .btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
}

.zone-card.workzone .btn {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    border: none;
    color: white;
}

.zone-card.kundzon .btn {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    border: none;
    color: white;
}

.zone-card .btn:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 20px rgba(0,0,0,0.3);
}

.header {
    text-align: center;
    color: white;
    margin-bottom: 50px;
}

.header h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.header p {
    font-size: 1.3rem;
    opacity: 0.9;
}