body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f5f5;
}

.card {
    max-width: 520px;
    margin: 60px auto;
    background: #fff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0,0,0,.1);
}

.card-large {
    max-width: 1200px;
    margin: 30px auto;
    background: #fff;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 0 15px rgba(0,0,0,.1);
}

h1 {
    text-align: center;
    color: #b58a35;
}

h2, h3 {
    color: #b58a35;
}

input, textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 15px;
    box-sizing: border-box;
}

button, .btn {
    display: block;
    width: 100%;
    padding: 14px;
    background: #b58a35;
    color: white;
    border: none;
    border-radius: 8px;
    text-align: center;
    text-decoration: none;
    font-size: 16px;
    margin: 12px 0;
    cursor: pointer;
}

.btn-dark {
    background: #333;
}

.btn-gray {
    background: #666;
}

.btn-red {
    background: #c62828;
}

.btn-inline {
    display: inline-block;
    width: auto;
    padding: 12px 20px;
}

.voltar {
    color: #b58a35;
    text-decoration: none;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    padding: 12px;
    border-bottom: 1px solid #ddd;
    text-align: left;
}

th {
    background: #b58a35;
    color: white;
}