* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family:  '游明朝','Yu Mincho',YuMincho,'Hiragino Mincho Pro',serif!important;
  background-color: #f0f8ff;
}

/* ヘッダー */

.logo_img{
  width: 220px;
  height:60px;
  margin-left: 20px;
  
  cursor: pointer;
  transition-duration: 0.3s;
}
.logo_img:hover{
  opacity: 0.6;
  transition-duration: 0.3s;
}

header {
  height: 60px;
  width: 100%;
  background-color: rgba(34, 49, 52, 0.9);
  top: 0;
  z-index: 10;
  display: flex;
  position: fixed; 
}

nav {
  margin: 0 0 0 auto;
}

ul {
  display: flex;
  list-style: none;
  padding: 0;
  margin: 0;
}

a {
  text-decoration: none;
  display: block;
}

.header_item{
  color: #ffffff;
  display: block;
  line-height: 60px;
  padding: 0 20px;
  border-top: solid 0.5px rgba(255, 255, 255, 0.6);
  text-align: center;
  font-size: 18px;
  
  -webkit-transition: all 0.3s ease;
  -moz-transition: all 0.3s ease;
  -o-transition: all 0.3s ease;
  transition: all  0.3s ease;
}
.header_item:hover{
  background-color: #bed9e9;
}

.sm {
  display: none;
}

/* ハンバーガーメニュー */

@media (max-width: 900px) {
  .pc {
    display: none;
  }
  #hamburger {
    background-color: transparent;
    position: relative;
    cursor: pointer;
    margin: 0 0 0 auto;
    height: 60px;
    width: 60px;
  }
  .icon span {
    position: absolute;
    left: 15px;
    width: 30px;
    height: 4px;
    background-color: white;
    border-radius: 8px;
    transition: ease 0.75s;
  }
  .icon span:nth-of-type(1) {
    top: 16px;
  }
  .icon span:nth-of-type(2) {
    top: 28px;
  }
  .icon span:nth-of-type(3) {
    bottom: 16px;
  }

  .close span:nth-of-type(1) {
    transform: rotate(45deg);
    top: 28px;
  }

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

  .close span:nth-of-type(3) {
    transform: rotate(-45deg);
    top: 28px;
  }

  .sm {
    top: 60px;
    left: 0px;
    position: absolute;
    z-index: 10;
    width: 100%;
    background-color: rgba(34, 49, 52, 0.9);
  }

  ul {
    flex-direction: column;
  }
}

.footer-1{
  color:rgba(34, 49, 52, 0.9);
  background:rgba(221, 221, 221, 0.9);
  text-align: center;
  padding: 6px;
}

.logo-2{
width: 230px;
height: 80px;
margin-bottom: 20px;
margin-right: 15px;
}

.menu{
  width: 100%;
}

.footer-menu{
  line-height:2;
  font-weight:bold;
  font-size: 16px;
}

.footer-menu a{
  text-decoration:underline;
  text-decoration-color:#000000;
}

.foter_sns{
  display: flex;
  justify-content: center;
  margin-top: 10px;
}

.instagram{
  width: 50px;
  height: 50px;
  margin-right: 20px;
  margin-top: 10px;
}

.line{
  width: 50px;
  height: 50px;
  margin-left: 20px;
  margin-top: 10px;
}