body {
    font-family: Arial, sans-serif;
    background: #eef2f7;
    margin: 0;
    padding: 0;
    color: #222;
}

header {
    text-align: center;
    padding: 40px 20px;
}

h1 {
    color: #1e3a8a;
    font-size: 2.4rem;
}

.container {
    max-width: 900px;
    margin: auto;
    padding: 25px;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.12);
}

.btn {
    display: inline-block;
    background: #1e3a8a;
    color: white;
    padding: 10px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
}

input, textarea, select {
    width: 100%;
    padding: 12px;
    margin-top: 10px;
    border-radius: 8px;
    border: 1px solid #ccc;
}