* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Times New Roman', Times, serif;
    background-color: #f0f4f8;
    color: #333;
}


/* Main content styles */
main {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
}

/* Section styles */
section {
    background: white;
    border-radius: 8px;
    margin-bottom: 20px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h2 {
    border-bottom: 3px solid #0056b3;
    padding-bottom: 10px;
    margin-bottom: 15px;
    font-size: 1.5em;
}

/* Form styles */
form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

input[type="text"],
input[type="number"],
select {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

input[type="text"]:focus,
input[type="number"]:focus,
select:focus {
    border-color: #0056b3;
}

/* Button styles */
button {
    padding: 10px;
    background-color: #0056b3;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #004494;
}

/* Table styles */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

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

th {
    background-color: #0056b3;
    color: white;
}

td {
    background-color: #f9f9f9;
}

/* Responsive styles */
@media (max-width: 768px) {
    main {
        padding: 15px;
    }

    header h1 {
        font-size: 1.8em;
    }

    input[type="text"],
    input[type="number"],
    select {
        font-size: 14px;
    }

    button {
        font-size: 14px;
    }

    th, td {
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    header h1 {
        font-size: 1.5em;
    }

    section {
        padding: 15px;
    }
}