body {
  margin: 0 auto;
  padding: 0;
  background-color: beige;
  width: 1280px;
}

header {
  position: relative;
  margin: 0 auto;
  padding: 0;
}

header img{
  vertical-align: top;
}

.container{
  padding: 3px;
  margin: 0;
  background-image: url(images/pic_icon/wall-texture.png);
  background-repeat: repeat;
  color: black;
  display: flex;
  place-items: center;
}

.container div{
  flex: 1;
}

footer {
  margin: 0 auto;
  padding: 0;
  background-color: #844444;
  color: white;
  text-align: center;
  line-height: 100px;
}

.logo {
  position: absolute;
  top:12%;
  left: 2%;
}

html {
  scroll-behavior: smooth;
}

.pagetop {
  position: fixed;
  right: 50px;
  bottom: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
}

.garage{
  position: relative;
}

.garage img{
  vertical-align: top;
}

.slideshow-slide{
  position: absolute;
  top: 29%;
  left: 9%;
  width: 478px;
  height: 313px;
  overflow: hidden;
  padding: 0;
}

.slideshow-slide li{
      list-style: none;
      width: 100%;
      height: 100%;
      transition: 0.4s;
      top: 0;
      left: 0;}

.h-container1 {
  position: absolute;
  top: 23%;
  left: -9%;
  height: 900px; /* スクロールさせるための高さ */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  z-index: 1;
}

.h-container2 {
  position: absolute;
  top: 46%;
  left: 0.5%;
  height: 900px; /* スクロールさせるための高さ */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  z-index: 2;
}

.h-container3 {
  position: absolute;
  top: 68%;
  left: -8%;
  height: 900px; /* スクロールさせるための高さ */
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  z-index: 3;
}

.intro{
  padding: auto;
  margin: 0;
  background-color: #844444;
  color: white;
  display: flex;
  place-items: center;
}

.intro > div{
  flex: 1;
}

.intro h1{
  text-align: center;
}

.threetype{
  background-image: url(images/pic_icon/wall-texture.png);
  background-repeat: repeat;
  vertical-align: bottom;
}

.threetype img{
  width: 1280px;
  height: auto;
}

/*========= ナビゲーションのためのCSS ===============*/

#g-nav{
  /*position:fixed;にし、z-indexの数値を大きくして前面へ*/
  position:fixed;
  z-index: 999;
  /*ナビのスタート位置と形状*/
  top:0;
  right: -120%;
  width:100%;
  height: 100vh;/*ナビの高さ*/
  background-color: palevioletred;
  /*動き*/
  transition: all 0.6s;
}

/*アクティブクラスがついたら位置を0に*/
#g-nav.panelactive{
  right: 0;
}

/*ナビゲーションの縦スクロール*/
#g-nav.panelactive #g-nav-list{
  /*ナビの数が増えた場合縦スクロール*/
  position: fixed;
  z-index: 999; 
  width: 100%;
  height: 100vh;/*表示する高さ*/
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}

/*ナビゲーション*/
#g-nav ul {
  /*ナビゲーション天地中央揃え*/
  position: absolute;
  z-index: 999;
  top:50%;
  left:50%;
  transform: translate(-50%,-50%);
}

/*リストのレイアウト設定*/

#g-nav li{
list-style: none;
  text-align: center;
}

#g-nav li a{
color: #ffffff;
text-decoration: none;
padding:10px;
display: block;
text-transform: uppercase;
letter-spacing: 0.1em;
font-weight: bold;
}

/*========= ボタンのためのCSS ===============*/
.openbtn{
position:fixed;
  z-index: 9999;/*ボタンを最前面に*/
top: 4%;
right: 2%;
cursor: pointer;
  width: 50px;
  height:50px;
}

/*×に変化*/	
.openbtn span{
  display: inline-block;
  transition: all .4s;
  position: absolute;
  left: 14px;
  height: 3px;
  border-radius: 2px;
background-color: #666;
  width: 45%;
}

.openbtn span:nth-of-type(1) {
top:15px;	
}

.openbtn span:nth-of-type(2) {
top:23px;
}

.openbtn span:nth-of-type(3) {
top:31px;
}

.openbtn.active span:nth-of-type(1) {
  top: 18px;
  left: 18px;
  transform: translateY(6px) rotate(-45deg);
  width: 30%;
}

.openbtn.active span:nth-of-type(2) {
opacity: 0;
}

.openbtn.active span:nth-of-type(3){
  top: 30px;
  left: 18px;
  transform: translateY(-6px) rotate(45deg);
  width: 30%;
}