@charset "UTF-8";

* {
    box-sizing: border-box;
}

body {
    color: rgb(51, 51, 51);
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Meiryo", sans-serif;
}

.contact {
    width: 960px;
    margin: 0 auto;
    padding: 60px 0;
}

.required-mark {
    color: red;
    font-size: 13px;
}

.contact-desc,
.contact-title {
    font-weight: bold;
    margin: 40px;
    text-align: center;
}

.contact-title {
    font-size: 60px;
}

.contact-desc {
    font-size: 20px;
    color: rgb(102, 102, 102);
}

.contact-table {
    width: 100%;
    margin-top: 80px;
    margin-bottom: 20px;
    border: 1px solid rgb(204, 204, 204);
    border-bottom: 1px solid black;
    border-collapse: collapse;
    -webkit-margin-collapse: collapse;
}

.contact-item,
.contact-body {
    padding: 20px;
    border-bottom: 1px solid black;
}

.contact-item {
    text-align: center;
    width: 30%;
}

.contact-body {
    width: 70%;
}

.form-category-list {
    width: 27%;
}

.form-dept-list {
    width: 35%;
}

.form-name {
    width: 30%;
    padding: 10px;
    border-radius: 5px;
    border: 1px solid rgb(204, 204, 204);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    max-width: 400px;
}

.form-mail {
    width: 30%;
}

.form-textarea {
    width: 100%;
    padding: 10px;
    height: 200px;
    border-radius: 5px;
    border: 1px solid rgb(204, 204, 204);
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
}

.contact-submit {
    width: 250px;
    background-color: rgb(112, 112, 112);
    color: rgb(255, 255, 255);
    display: block;
    margin: 0 auto;
    font-size: 16px;
    padding: 15px;
    border-radius: 100vh;
    border: none;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    cursor: pointer;
}

.end-message {
    display: none;
}

.false-message {
    display: none;
}

@media screen and (max-width: 768px) {
    .contact {
        width: 100%;
        padding: 30px 20px;
    }

    .contact-title {
        font-size: 40px;
    }

    .contact-desc {
        font-size: 16px;
    }

    .contact-table {
        width: 100%;
        border-collapse: collapse;
        margin-top: 40px;
    }

    .contact-table th,
    .contact-table td {
        display: block;
        width: 100%;
        padding: 8px;
        box-sizing: border-box;
        text-align: left;
    }

    .contact-item {
        font-size: 16px;
        margin-bottom: 4px;
        font-weight: bold;
        padding-bottom: 5px;
    }

    .contact-body {
        margin-bottom: 16px;
    }

    .contact-body input,
    .contact-body select,
    .contact-body textarea {
        width: 100%;
        padding: 10px;
        font-size: 16px;
        box-sizing: border-box;
        border-radius: 4px;
        border: 1px solid #ccc;
        margin-top: 5px;
    }

    .contact-submit {
        width: 100%;
        padding: 12px;
        font-size: 18px;
        background-color: #444;
        color: white;
        border: none;
        border-radius: 6px;
        cursor: pointer;
    }
}