@media screen and ( max-width:768px ) {

#header_spacer{
 height: 60px;
}

#header_fixed{
 min-width: 100%;
}

#header_wrapper{
 position: relative;
 padding-top: 10px;
 margin-top: 0px;
 margin-bottom: 0px;
 height: 60px;
}

#header_list_wrapper{
 position: absolute;
 top: 50px;
 background-color: rgba(0, 0, 0, 0.5);
 width: 100%;
 height: 100vh;
 display: none;
}

#header_list{
 margin-top: 0px;
 border-top: 0.5px solid #CCCCCC;
 background-color: rgba(48, 45, 45, 0.7);
 margin-right: 0px;
}

#header_list li{
  flex: none;
  width: 100%;
  height: auto;
  border-right: none;
  border-bottom: 0.5px solid #CCCCCC;
  text-align: center;
  padding: 0px 10px;
}

#header_list li a{
   display: block;
   font-size: 13px;
}

#logo_title{
 width: 100%;
 left: 0px;
 text-align: center;
}

#logo_title img{
  width: 123px;
}

#menu_btn_area{
 position: absolute;
 top: 0px;
 right: 0px;
}

.menu_btn{
 width: 60px;
 height: 60px;
 position: relative;
 display: inline-block;
 line-height: 24px;
 color: #FFFFFF;
 font-weight: bold;
 text-align: center;
}

.menu_btn .btn_hamburger{
  position: relative;
  display: inline-block;
  vertical-align: middle;
  margin-top: 20px;
  width: 20px;
  height: 16px;
  -webkit-transition: all .4s;
  transition: all .4s;
  box-sizing: border-box;
}

.menu_btn .btn_hamburger span{
  position: absolute;
  display: inline-block;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: #FFFFFF;
  border-radius: 2px;
  -webkit-transition: all .4s;
  transition: all .4s;
  box-sizing: border-box;
}

.menu_btn .btn_hamburger span:nth-of-type(1){
  top: 0;
}

.menu_btn .btn_hamburger span:nth-of-type(2){
  top: 7px;
}

.menu_btn .btn_hamburger span:nth-of-type(3){
  bottom: 0;
}

.menu_btn .btn_hamburger span:nth-of-type(2)::after{
  position: absolute;
  top: 0;
  left: 0;
  content: '';
  width: 100%;
  height: 1px;
  background-color: #FFFFFF;
  border-radius: 2px;
  -webkit-transition: all .4s;
  transition: all .4s;
}

.menu_btn .btn_hamburger.active span:nth-of-type(2){
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

.menu_btn .btn_hamburger.active span:nth-of-type(2)::after{
  -webkit-transform: rotate(90deg);
  -ms-transform: rotate(90deg);
  transform: rotate(90deg);
}

.menu_btn .btn_hamburger.active span:nth-of-type(1){
  -webkit-transform: translateY(14px) scale(0);
  -ms-transform: translateY(14px) scale(0);
  transform: translateY(14px) scale(0);
}

.menu_btn .btn_hamburger.active span:nth-of-type(3){
  -webkit-transform: translateY(-14px) scale(0);
  -ms-transform: translateY(-14px) scale(0);
  transform: translateY(-14px) scale(0);
}

}