@charset "UTF-8";


/* ========================================

注意：
オリジナルの修正が最下部にあります。

======================================== */

/*============
nav
=============*/
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: 3;
  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 #333;
}
nav .inner ul li a {
  display: block;
  color: #333;
  font-size: 14px;
  padding: 1em;
  text-decoration: none;
  transition-duration: 0.2s;
}
nav .inner ul li a:hover {
  background: #e4e4e4;
}
@media screen and (max-width: 767px) {
  nav {
    left: 220px;
    width: 220px;
  }
}
/*============
.toggle_btn
=============*/
.toggle_btn {
  display: block;
  position: fixed;
  top: 30px;
  right: 30px;
  width: 30px;
  height: 30px;
  transition: all .5s;
  cursor: pointer;
  z-index: 3;
}
.toggle_btn span {
  display: block;
  position: absolute;
  left: 0;
  width: 30px;
  height: 2px;
  background-color: #333;
  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: #FFAE00;
}
.open .toggle_btn span:nth-child(1) {
  -webkit-transform: translateY(10px) rotate(-315deg);
  transform: translateY(10px) rotate(-315deg);
}
.open .toggle_btn span:nth-child(2) {
  opacity: 0;
}
.open .toggle_btn span:nth-child(3) {
  -webkit-transform: translateY(-10px) rotate(315deg);
  transform: translateY(-10px) rotate(315deg);
}
/*============
#mask
=============*/
#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;
}
/*============
main
=============*/
/* main {
  padding: 50px;
}
main h1 {
  font-family: 'Open Sans', sans-serif;
  font-weight: 400;
  text-align: center;
} */
/*============
body
=============*/
body {
  font-family: 'Open Sans', sans-serif;
  font-weight: 400;
}












/* ========================================

オリジナルの修正

======================================== */
nav {
    left: 100%;
}

.toggle_btn {
    top: 35px;
    right: 2.5%;
}

.toggle_btn span {
    background-color: #FFAE00;
}