body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    background-color: #f5f5f5;
    color: #333;
}

header, footer {
    background-color: #444;
    color: #fff;
    text-align: center;
    padding: 1em 0;
}

main {
    padding: 1em;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    margin: 0.5em 0;
    color: #222;
}

@media (max-width: 600px) {
    body {
        font-size: 14px;
    }

    header, footer {
        padding: 0.5em 0;
    }

    main {
        padding: 0.5em;
    }
}

@media (min-width: 601px) and (max-width: 1024px) {
    body {
        font-size: 16px;
    }

    header, footer {
        padding: 1em 0;
    }

    main {
        padding: 1em;
    }
}

.custom-input, .custom-select {
    height: calc(2.25rem + 2px);
    width: 100%;
    background-color: #fff;
    border: 1px solid #ccc;
    color: #333;
}

/* styles.css */
.btn-style {
    display: inline-block;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #fff;
    background-color: #007bff;
    border: 1px solid #007bff;
    border-radius: 0.25rem;
    cursor: pointer;
    text-align: center;
    vertical-align: middle;
    user-select: none;
}

.btn-style:hover {
    background-color: #0056b3;
    border-color: #004085;
}