body {
  font-size: 16px;
}

ul {
  list-style: none;
}

li {
  display: inline;
}

a {
  color: black;
  text-decoration: none;
}

header {
  width: 100%; 
  height: 60px; 
  top: 0;
  background: #ffffff; 
  display: flex;
  position: fixed; /* ウィンドウを基準に画面に固定 */
  /* justify-content: space-between; */
  border-bottom: 1px solid;
}

.site-navi {
  font-size: 14px;
}

.site-title {
  color: #000000;
  margin: auto 0 auto 16px;
}

.site-navi {
  display: flex;
  margin-left: auto;
  margin-right: 10px;
}

.site-navi li {
  padding: 10px 16px;
}

.top-image img{
  width: 100%;
}

.contents {
  margin: 50px auto;
  max-width: 1240px;
  /* background-color: #aaaaaa; */
}

.section {
  margin: 100px 0;
}

.sub-title {
  color: #eeaa44;
	text-align: center;
}

.sub-describe {
	text-align: center;
}

.content-area {
  display: flex;
  /* justify-content: space-between; */
}

.content-image {
	width: 50%;
  /* max-height: 300px; */
}

.content-describe {
	display: inline-block;
  margin: 0 16px;
  width: 50%;
}

.product {
  display: inline-block;
  width: 50%;
  text-align: center;
}

.product img{
  max-width: 600px;
  max-height: 340px;
}

.information {
  margin: 100px auto;
  max-width: 1200px;
}

.info-table {
  margin: 0 auto;
}

footer {
  border-top: 1px solid #dddddd;
}

.footer-contain {
  max-width: 1200px;
  margin: 0 auto;
}