#customer_header {
  background-color: #f5f5f5;
}
#header-container {
  align-items: center;
  box-sizing: border-box;
  display: flex;
  justify-content: space-between;
  margin: 0 auto;
  padding: 30px 20px;
  width: 100%;
}
#header-logo {
	max-width: 80px;
	width: 100%;
}
#header-logo a {
  display: block;
	width: 100%;
}
#header-logo a img {
	width: 100%;
}
#header-link {
  align-items: center;
  display: flex;
}
#header-link div#header-link-en {
	margin-left: 20px;
}
#header-link div#header-link-line {
  background-color: #222;
  display: block;
  font-size: 0;
	height: 16px;
  margin-left: 20px;
  width: 1px;
}
#header-link div#header-link-en a,
#header-link div#header-link-ja a {
	color: #222;
  font-size: 16px;
  font-family: serif;
}
#header-link div#header-link-en span,
#header-link div#header-link-ja span {
	color: #444444;
  font-size: 16px;
  font-family: serif;
}

@media screen and (min-width: 520px) {
  #header-logo {
    max-width: 100px;
  }
  #header-link {
    justify-content: flex-start;
    margin-top: 5px;
    margin-left: 40px;
  }
}
@media screen and (min-width: 769px) {
  #header-container {
    max-width: 1100px;
  }
  #header-logo {
    max-width: 100px;
  }
  #header-link {
    margin-left: 60px;
  }
}