/* 戻るボタン MW WP Form対応 */
.contact button[type=submit] {
    -webkit-appearance: none;
    -moz-appearance: none;
    -ms-appearance: none;
    -o-appearance: none;
    appearance: none;
    width: 230px;
    padding: 10px 0;
    font-size: 1.5rem;
    font-family: "游ゴシック", "Yu Gothic", YuGothic, "Noto Sans", "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
    color: #fff;
    background-color: #666;
    border: none;
    border-radius: 0;
    cursor: pointer;
    transition: all .4s;
}
.contact button[type=submit]:hover {
    opacity: 0.7;
}