.humberger_menu {
    position: sticky; /* headerを追従にする */
    z-index: 888;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    background:#fff;
    box-shadow: 0px 3px 10px 3px rgba(0, 0, 0, 0.15);
    height: 50px;
}
.humberger_menu .header__inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.humberger_menu .logo {
    width: 200px;
    padding: 5px 10px;
    /*position: relative;
	z-index: 999;*/
}
/* ハンバーガーボタンのデザイン */
.humberger_menu .drawer__button {
    position: relative;
    top: 0;
    right: 0;
    width: 50px;
    height: 50px;
    background-color: transparent;
    border: none;
    cursor: pointer;
    z-index: 999; /* メニューを開いている時もクリックできるよう設定 */
}
/* ハンバーガーボタン内の線 */
.humberger_menu .drawer__button > span {
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2rem;
    height: 2px;
    background-color: black;
    transform: translateX(-50%);
}
.humberger_menu .drawer__button > span:first-child {
    transform: translate(-50%, calc(-50% - 0.75rem));
    transition: transform 0.3s ease;
}
.humberger_menu .drawer__button > span:nth-child(2) {
    transform: translate(-50%, -50%);
    transition: opacity 0.3s ease;
}
.humberger_menu .drawer__button > span:last-child {
    transform: translate(-50%, calc(-50% + 0.75rem));
    transition: transform 0.3s ease;
}
/* 展開時のデザイン */
.humberger_menu .drawer__button.active > span:first-child {
    transform: translate(-50%, -50%) rotate(-45deg);
}
.humberger_menu .drawer__button.active > span:nth-child(2) {
    opacity: 0;
}
.humberger_menu .drawer__button.active > span:last-child {
    transform: translate(-50%, -50%) rotate(45deg);
}
/* メニューのデザイン */
.humberger_menu .drawer__nav {
    position: fixed; /* 追従ヘッダーなどでも表示できるよう設定しておく */
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0);
    transition: 0.5s ease;
    opacity: 0;
    visibility: hidden;
}
.humberger_menu .drawer__nav.active {
    opacity: 1;
    visibility: visible;
}
.humberger_menu .drawer__nav__inner {
    position: relative;
    width: 100%;
    height: 100%;
	background: url("../images/shared/bg_opening.jpg") no-repeat center center/cover;
    padding: 4rem 1.5rem 1rem;
    margin: 0 0 0 auto;
    overflow: scroll;
    transform: translateY(-100%);
    transition: transform .5s ease;
    /* flexbox */
    display: flex;
    justify-content: center;
    align-items: center;
    align-content: center; /*複数行にした時の揃え*/
    flex-direction: row; /*子要素の並ぶ向き*/
    flex-wrap: wrap; /*子要素の折り返し*/
}
/********/
.humberger_menu .innner_logo {
    width: 100%;
    margin: 0 0 0px;
    text-align: center;
}
.humberger_menu .innner_logo img {
    max-width: 280px;
    margin: auto;
}
/****/
.humberger_menu .sp_nav_info_ar {
    text-align: center;
}
.humberger_menu .tel, .humberger_menu .mail {
    display: inline-block;
    margin: 20px 0 0;
}
.humberger_menu .tel a, .humberger_menu .mail a {
    display: block;
    position: relative;
    font-weight: bold;
    padding: 0 0 0 35px;
    max-width: 300px;
}
.humberger_menu .tel a {
    font-size: 2.4rem;
}
.humberger_menu .mail a {
    font-size: 1.8rem;
    border: solid 2px #666;
    padding: .3em 1em .3em 2.5em;
	background: #fff;
}
.humberger_menu .tel a:before, .humberger_menu .mail a:before {
    position: absolute;
    content: "";
    width: 30px;
    height: 30px;
    margin: 9px 0 0 -35px;
}
.humberger_menu .tel a:before {
    background: url("../images/shared/ico_tel_bk.svg") no-repeat center center/cover;
}
.humberger_menu .mail a:before {
    background: url("../images/shared/ico_mail_bk.svg") no-repeat center center/cover;
	margin: 4px 0 0 -35px;
}
/********/
.humberger_menu .drawer__nav.active .drawer__nav__inner {
    transform: translateY(0);
}
.humberger_menu .drawer__nav__menu {
    list-style: none;
    width: 90%;
    text-align: center;
    padding: 20px 0 0;
    /*border-top: solid 1px #aaa;
	border-bottom: solid 1px #aaa;*/
}
.humberger_menu .drawer__nav ul li a {
    display: block;
    color: black;
    text-decoration: none;
    padding: .75rem 2rem;
    font-size: 1.5rem;
    font-weight: 500;
    text-align: left;
    border-bottom: solid 1px #ccc;
    position: relative;
    border-image: linear-gradient(to right, #999, #fff) 1;
    /*border-image: linear-gradient(方向, 開始の色, 終了の色) 1;*/
}
.humberger_menu .drawer__nav ul li a:after {
    position: absolute;
    content: "→";
    right: 1em;
    font-size: 2.0rem;
    color: #666;
}
/* ハンバーガーメニュー展開時、背景を固定 */
body.active {
    height: 100%;
    overflow: hidden;
}