.burger-btn {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background: none;
    border: none;
    outline: none;
  }
  
  .burger-btn,
  .burger-btn span {
    display: inline-block;
    box-sizing: border-box;
    -webkit-transition: all 0.4s;
    -moz-transition: all 0.4s;
    -ms-transition: all 0.4s;
    -o-transition: all 0.4s;
    transition: all 0.4s;
  }
  
  .burger-btn-place {
    height: 48px;
    width: 48px;
    border-radius: 100%;
    background: #fff;
    position: relative;
  }
  
  .burger-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 99992;
    width: 3rem;
    height: 2.2rem;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    height: 48px;
    width: 48px;
    border: 1px solid #D7D8D9;
    border-radius: 100%;
  }
  
  .burger-btn-line {
    position: absolute;
    left: 0;
    width: 20px;
    height: 2px;
    background: #233b5d;
    border-radius: 2px;
  }
  
  .burger-btn .burger-btn-line.top {
    top: 1rem;
    left: 0;
    right: 0;
    margin: auto;
  }
  
  .burger-btn .burger-btn-line.mid {
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
  }
  
  .burger-btn .burger-btn-line.botm {
    bottom: 1rem;
    left: 0;
    right: 0;
    margin: auto;
  }
  
  .burger-btn.on_menu .burger-btn-line {
    background: #233b5d;
  }
  
  .burger-btn.on_menu .burger-btn-line.top {
    -webkit-transform: translateY(8px) rotate(-45deg);
    -moz-transform: translateY(8px) rotate(-45deg);
    -ms-transform: translateY(8px) rotate(-45deg);
    -o-transform: translateY(8px) rotate(-45deg);
    transform: translateY(8px) rotate(-45deg);
  }
  
  .burger-btn.on_menu .burger-btn-line.mid {
    opacity: 0;
  }
  
  .burger-btn.on_menu .burger-btn-line.botm {
    -webkit-transform: translateY(-8px) rotate(45deg);
    -moz-transform: translateY(-8px) rotate(45deg);
    -ms-transform: translateY(-8px) rotate(45deg);
    -o-transform: translateY(-8px) rotate(45deg);
    transform: translateY(-8px) rotate(45deg);
  }
  
  /* burger-menu */
  .burger-menu {
    border-radius: 60px 0 60px 60px;
    position: fixed;
    top: 0;
    right: 0;
    background: #fff;
    height: 80%;
    width: 80%;
    padding: 40px 20px;
    max-width: 300px;
    z-index: 1000;
    transform: translate(100%);
    -webkit-box-shadow: 0px 0px 0px 0px rgba(53, 53, 58, 0.1019607843);
    -moz-box-shadow: 0px 0px 0px 0px rgba(53, 53, 58, 0.1019607843);
    box-shadow: 0px 0px 5px 0px rgba(53, 53, 58, 0.1019607843);
    transition: all 0.5s;
  }
  .burger-menu .main-menu {
    list-style-type: none;
    margin: 0;
    padding: 0;
  }
  .burger-menu .main-menu li {
    margin: 20px 10px;
  }
  .burger-menu .main-menu li a {
    color: #393B41;
    font-size: calc(var(--textSize) * 16px);
    font-weight: 600;
    line-height: 28px;
    text-decoration: none;
  }
  
  .burger-menu.show {
    transform: translate(0);
    -webkit-box-shadow: 0px 0px 0px max(100vh, 100vw) rgba(53, 53, 58, 0.1019607843);
    -moz-box-shadow: 0px 0px 0px max(100vh, 100vw) rgba(53, 53, 58, 0.1019607843);
    box-shadow: 0px 0px 5px max(100vh, 100vw) rgba(53, 53, 58, 0.1019607843);
  }