body {
    font-family: "Helvetica Neue", Arial, sans-serif, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo;
    margin: 0;
    background-color: #FFFFFF;
    color: #000000;
    line-height: 1.6;
}

.container {
    width: 90%;
    margin: 0 auto;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header {
    background-color: #FFFFFF;
    color: #000000;
    padding: 1rem 2rem;
    border-bottom: 1px solid #000000;
}

.logo a {
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

nav li {
    margin-left: 2rem;
}

nav a {
    text-decoration: none;
    font-size: 1rem;
}

main {
    padding: 2rem;
}

section {
    margin-bottom: 4rem;
}

#hero {
    text-align: center;
    padding: 4rem 0;
}

#hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

#hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

h2 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.business-item {
    border: 1px solid #000000;
    padding: 2rem;
    text-align: left;
}

#company table {
    width: 100%;
    max-width: 800px;
    border-collapse: collapse;
    margin: 0 auto;
}

#company th, #company td {
    border: 1px solid #000000;
    padding: 1rem;
    text-align: left;
}

#company th {
    background-color: #FFFFFF;
    width: 30%;
}

footer {
    background-color: #000000;
    color: #FFFFFF;
    text-align: center;
    padding: 2rem;
}

.cta-button {
    display: inline-block;
    background-color: #000000;
    color: #FFFFFF;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 0;
    margin-top: 2rem;
    border: 1px solid #000000;
    transition: background-color 0.3s, color 0.3s;
}

.cta-button:hover {
    background-color: #FFFFFF;
    color: #000000;
}

a {
    color: #000000;
}

header .cta-button {
    margin-top: 0;
    padding: 0.5rem 1rem;
}

.privacy-policy-container .container {
    display: block;
}

.privacy-policy-container h1 {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 2rem;
}

.privacy-policy-container h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: left;
}

footer a {
    color: #FFFFFF;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.logo img {
    height: 32px;
    width: auto;
    vertical-align: middle;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    margin: 5px 0;
    background-color: #000000;
}

@media (max-width: 768px) {
    .logo img {
        height: 28px;
    }

    .hamburger {
        display: block;
    }

    nav ul {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        background-color: #FFFFFF;
        width: 100%;
        flex-direction: column;
        padding: 1rem 0;
    }

    nav ul.open {
        display: flex;
    }

    nav li {
        margin: 1rem 0;
        text-align: center;
    }
}