@charset 'UTF-8';

.l-header{
  position: sticky;
  top: 0;
  width: 100%;
  background-color: #1a1a1a;
  box-shadow: 0px 7px 27px 3px rgba(116, 116, 116, 0.45);
  display: flex;
  z-index: 1000;
}
.p-header__logo{
  width: 300px;
  margin: 10px auto;
}

nav {
  display: block;
  position: fixed;
  top: 0;
  left: -300px;
  bottom: 0;
  width: 300px;
  background: #ffffff;
  overflow-x: hidden;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  transition: all .5s;
  z-index: 10000;
  opacity: 0;
}
.open nav {
  left: 0;
  opacity: 1;
}
nav .inner {
  padding: 25px;
}
nav .inner ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
nav .inner ul li {
  position: relative;
  margin: 0;
  border-bottom: 1px solid #2a2a2a;
}
nav .inner ul li a {
  display: block;
  color: #2a2a2a;
  font-size: 12px;
  padding: 1em;
  text-decoration: none;
  transition-duration: 0.2s;
}
nav .inner ul li a:hover {
  background: #e1e1e183;
}
.sns_linkBox{
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, 2fr);
  grid-template-rows: auto auto;
  margin-top: 10px;
}
.sns_link{
  margin: 0 auto;
}


@media screen and (max-width: 767px) {
  nav {
    left: -220px;
    width: 220px;
  }
}

.toggle_btn {
  display: block;
  position: fixed;
  top: 21px;
  left: 100px;
  width: 30px;
  height: 30px;
  transition: all .5s;
  cursor: pointer;
  z-index: 3;
}
.open .toggle_btn {
  left: 330px;
}
.toggle_btn span {
  display: block;
  position: absolute;
  left: 0;
  width: 30px;
  height: 2.5px;
  background-color: #dadada;
  border-radius: 4px;
  transition: all .5s;
}
.toggle_btn span:nth-child(1) {
  top: 4px;
}
.toggle_btn span:nth-child(2) {
  top: 14px;
}
.toggle_btn span:nth-child(3) {
  bottom: 4px;
}
.open .toggle_btn span {
  background-color: #fff;
}
.open .toggle_btn {
  -webkit-transform: rotate(360deg);
  transform: rotate(360deg);
}
.open .toggle_btn span:nth-child(1), .open .toggle_btn span:nth-child(3) {
  width: 16px;
}
.open .toggle_btn span:nth-child(1) {
  -webkit-transform: translate(-1px,4px) rotate(-45deg);
  transform: translate(-1px,4px) rotate(-45deg);
}
.open .toggle_btn span:nth-child(3) {
  -webkit-transform: translate(-1px,-4px) rotate(45deg);
  transform: translate(-1px,-4px) rotate(45deg);
}


@media screen and (max-width: 767px) {
  .open .toggle_btn {
    left: 250px;
  }
}

#mask {
  display: none;
  transition: all .5s;
}
.open #mask {
  display: block;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000;
  opacity: .8;
  z-index: 2;
  cursor: pointer;
}

body {
  font-family: 'Open Sans', sans-serif;
  font-weight: 400;
}

@media screen and (max-width: 795px){
  
  .p-header__logo{
    width: 200px;
  }
  .toggle_btn {
    top: 11px;
    left: 30px;
  }
}
@media screen and (max-width: 480px){
  .p-header{
    box-shadow: 0px 6px 25px 3px rgba(116, 116, 116, 0.45);
  }
  nav .inner ul li a {
    font-size: 10px;
  }
  nav {
    width: 230px;
  }
  .toggle_btn  {
    top: 10px;
  }
}