body {
    font-family: "Helvetica Neue", sans-serif;
    margin: 0;
    padding: 0;
    background-color: #fff;
    color: #333;
}

header {
    background-color: #e60012;
    color: white;
    padding: 1rem;
    text-align: center;
}

main {
    padding: 2rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-form label {
    display: flex;
    flex-direction: column;
    font-weight: bold;
}

.contact-form input,
.contact-form textarea {
    margin-top: 0.5rem;
    padding: 0.8rem;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
}

.contact-form button {
    background-color: #e60012;
    color: white;
    padding: 0.8rem;
    border: none;
    font-size: 1rem;
    border-radius: 4px;
    cursor: pointer;
}

.contact-form button:hover {
    opacity: 0.9;
}

.top-button {
    display: inline-block;
    background-color: #888;
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 1rem;
    text-align: center;
    transition: background-color 0.3s;
}

.top-button:hover {
    opacity: 0.9;
}

.line-contact {
    margin-top: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

.line-buttons {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    /* ボタンの間隔 */
    flex-wrap: wrap;
    /* スマホで折り返し可能に */
    margin-top: 1rem;
}

.line-button {
    display: inline-block;
    background-color: #00c300;
    color: white;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s;
    min-width: 100px;
    text-align: center;
}

.line-button:hover {
    background-color: #00a300;
}

/* 各SNSごとに色変更*/
.line-button.wechat {
    background-color: #09b83e;
}

.line-button.whatsapp {
    background-color: #25d366;
}


/*SNSbutton*/
.sns-contact {
    margin-top: 2rem;
    text-align: center;
}

.sns-button {
    display: inline-block;
    background-color: #0F141A;
    color: white;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: bold;
    transition: background-color 0.3s;
}

.sns-button:hover {
    background-color: #506680;
}



footer {
    background-color: #f4f4f4;
    padding: 2rem;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
}

.footer-info {
    font-size: 0.9rem;
}

.footer-logo {
    position: relative;
}

.footer-logo img {
    width: 120px;
    height: auto;
}