body {
//    top: 50px;
//    margin-top: 50px;
    padding-top: 55px;
    margin-left: 10%;
    margin-right: 10%;
    width: 80%;
}

.about {
    text-indent: 1em;
    margin: 0em;
}

/* .menu-toggle-buttonがcheckedだとメニューが消える */
label.menu-toggle  {
    position: fixed; 
    top: 0px;
    right: 0px;
    width: 50px;
    height: 50px;
    line-height: 0px    ;
    display: block;
    padding: 0;
    text-indent: -9999px;
    text-align: right;
    background: #fff url(./menu-alt-512a.png) 50% 50% / 25px 25px no-repeat;
}

.menu-toggle-button {
    display: none;
}

.menu-toggle-button:checked + ul {
    transform: translate3d(-2000px, 0, 0);
    transition: transform 0.5s;
//    display: none;
}


@media screen and (max-width: 680px) {
  body {
    padding-top: 200px;
    padding-left: 0px;
    margin-left: 2%;
    margin-right: 2%;
    width: 95%;
  }
  input[id="menu-toggle-button"]:checked:root body {
    padding-top: 55px;
  }
}

.topmenu {
    position: fixed;
    top: 0px;
    left: 0;
    width: 100%;
    z-index:9999;
}

.topmenubeneath {
//    top: 50px;
//    margin-top: 50px;
    padding-top: 55px;
    margin-left: 10%;
    margin-right: 10%;
    width: 80%;
}
.sectiontitle {
// background: url(./h4_bg.gif) repeat-x left;
 border-left: 5px double #2020C0; 
 border-bottom: 5px double #2020C0;
 padding-left: 6px;
 margin-top: 40px;
 font-size:  x-large;
}

.menu {
    position: relative;
    list-style-type: none;
    width: 100%;
    height: 50px;
    /*max-width: 1000px;*/
    margin: 0;
    padding: 0;
    transform: translate3d(500px, px, 0);
    transition: transform 0.3s ease-in ;
    z-index: 1;
    zoom: 1;
}

.menu > li {
    float: left;
    width: calc((100vw - 67px) / 4); /* グローバルナビ4つの場合 */
//    width: calc(25vw - 17px); /* グローバルナビ4つの場合 */
//    height: 50px;
    line-height: 50px;
    background: rgb(255, 255, 255);
    text-align: center;
    list-style-type: none;
    white-space: nowrap;
}

@media screen and (max-width: 680px) {
  .menu > li {
    float: none;
    width: 65%; /* グローバルナビ4つの場合 */
    opacity: 0.8;
  }
}

.menu > li a {
    display: block;
    color: #fff;
    text-decoration-line: none;
}

.menu > li a img {
    color: #fff;
    vertical-align: middle;
}


.menu > li a:hover {
    color: #999;
}

ul.menu__second-level {
    visibility: hidden;
    opacity: 0;
    z-index: 2;
    list-style-type: none;
}

@media screen and (max-width: 680px) {
  ul.menu__second-level {
    visibility: hidden;
    opacity: 0;
    left: 200px;
    z-index: 2;
  }
  ul.menu__second-level > li {
    z-index: 2;
  }
}

ul.menu__third-level {
    visibility: hidden;
    opacity: 0;
    z-index: 3;
}

ul.menu__fourth-level {
    visibility: hidden;
    opacity: 0;
}

.menu > li:hover {
    background: #808080;
    -webkit-transition: all .5s;
    transition: all .5s;
}

.menu__second-level li {
    border-top: 1px solid #111;
    text-align: center;
//    padding-right: 50px;

}

.menu__third-level li {
    border-top: 1px solid #111;
}

.menu__second-level li a:hover {
    background: #111;
}

.menu__third-level li a:hover {
    background: #2a1f1f;
}

.menu__fourth-level li a:hover {
    background: #1d0f0f;
}

/* 下矢印 */
.init-bottom:after {
    content: '';
    display: inline-block;
    width: 6px;
    height: 6px;
    margin: 0 0 0 15px;
    border-right: 1px solid #fff;
    border-bottom: 1px solid #fff;
    -webkit-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    transform: rotate(45deg);
}

/* floatクリア */
.menu:before,
.menu:after {
    content: " ";
    display: table;
}

.menu:after {
    clear: both;
}

.menu > li.menu__single {
    position: relative;
    z-index: 1;
}
li.menu__single ul.menu__second-level {
    position: absolute;
    top: 40px;
    width: 100%;
    background: #808080;
    -webkit-transition: all .2s ease;
    transition: all .2s ease;
    z-index: 2;
}

li.menu__single:hover ul.menu__second-level {
    top: 50px;
    visibility: visible;
    opacity: 1;
}