body {
    margin: 0;
    padding: 0;
    background: #f4f7f9;
    font-family: Arial, sans-serif;
}

.header {
    background: #0073B4;
    padding: 15px;
    display: flex;
    align-items: center;
    color: #fff;
}

.logo {
    height: 45px;
}

.container {
    max-width: 900px;
    margin: auto;
    padding: 20px;
}

.card {
    background: white;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 25px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
}

.btn {
    display: inline-block;
    padding: 12px 20px;
    background: #009246;
    color: #fff;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
    transition: 0.3s;
}

.btn:hover {
    background: #CE2B37;
}

.input {
    width: 100%;
    padding: 10px;
    margin-top: 6px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 6px;
}

.package-item {
    margin-bottom: 20px;
}

.room-box {
    padding: 15px;
    background: #eef8ff;
    border-radius: 8px;
}