.menu-trigger {
    cursor: pointer;
    display: block;
    position: fixed;
    right: 10px;
    top: 10px;
    z-index: 1000;
    background: rgba(0,0,0,0.6);
    padding: 19px 17px 15px;
    border-radius: 50%;
  }
  .menu-trigger span {
    background-color: #ffffff;
    display: block;
    height: 2px;
    margin-bottom: 6px;
    transition: transform 0.3s ease-in-out;
    width: 24px;
  }
  
  .menu-trigger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .menu-trigger.active span:nth-child(2) {
    opacity: 0;
  }
  .menu-trigger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }
  .menu-trigger.active span { background-color: #fff; }

  #spnav {
    background-color: rgba(0,0,0,0.9);
    display: block;
    height: 100%;
    overflow-y: auto;
    padding-top: 60px;
    position: fixed;
    right: -75%;
    top: 0;
    transition: right 0.3s ease-in-out;
    width: 75%;
    z-index: 999;
  }
  #spnav.open { right: 0; }
  #spnav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    width: 90%;
    margin: 0 auto;
  }
  #spnav li a {
    color: #ffffff;
    display: block;
    padding: 15px 5%;
    position: relative;
    text-decoration: none;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 700;
    font-size: 18px;
    line-height: 40px;
    letter-spacing: 1px;
  }
  #spnav .sub-menu {
    display: none;
  }
  #spnav .menu-item-has-children {
    position: relative;
  }
  #spnav .menu-item-has-children a {
    background: none;
    position: relative;
    z-index: 1;
  }
  #spnav .menu-item-has-children .toggle-icon {
    position: absolute;
    left: 120px;
    top: 15px;
    color: #000000;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    z-index: 3!important;
    background: #ffffff;
    width: 40px;
    height: 40px;
    line-height: 40px;
    border-radius: 50%;
    cursor: pointer;
  }
  #spnav .sub-menu li a {
    width: 100%;
    padding: 13px 10px 13px 30px;
    box-sizing: border-box;
    border-top: 1px solid #dddddd;
    font-family: "Noto Sans JP", sans-serif;
    font-size: 15px;
    line-height: 30px;
    white-space: nowrap;
    position: relative;
  }
  
  #spnav .sub-menu li a::before {
    content: 'ー';
    position: absolute;
    font-size: 15px;
    left: 5px;
    top: 50%;
    color: #fff;
    transform: translateY(-50%);
  }
  
  #spnav .sub-menu li:last-child a {
    border-bottom: 1px solid #dddddd;
  }
  .overlay {
    background-color: rgba(0, 0, 0, .2);
    display: none;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 998;
  }
  .overlay.open { display: block; }

@media screen and (max-width: 1000px) {
}