tracking.css

body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f8f9fa;
}

header {
    background: #007BFF;
    color: #fff;
    padding: 15px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo img {
    height: 50px;
}

nav a {
    color: #fff;
    margin-left: 20px;
    text-decoration: none;
    transition: color 0.3s;
}

nav a:hover {
    color: #FFD700;
}

nav a.active {
    text-decoration: underline;
}

.tracking-main {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
}

.tracking-section {
    background: #ffffff;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.tracking-section h1 {
    margin-bottom: 20px;
    font-size: 24px;
}

.tracking-form {
    display: flex;
    flex-direction: column;
}

.tracking-form label {
    margin-bottom: 10px;
    font-weight: bold;
}

#tracking-number {
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid #ced4da;
    border-radius: 4px;
    font-size: 16px;
}

#tracking-form button {
    padding: 12px;
    background: #007BFF;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s;
}

#tracking-form button:hover {
    background: #0056b3;
}

#tracking-result {
    margin-top: 20px;
    padding: 20px;
    border: 1px solid #007BFF;
    border-radius: 4px;
    background: #f0f9ff;
}

.result-content {
    font-size: 18px;
}

.hidden {
    display: none;
}

@media (max-width: 600px) {
    .tracking-main {
        padding: 10px;
    }
    header {
        flex-direction: column;
        align-items: flex-start;
    }
}