body {
  overflow-y: scroll;
  overflow-x: hidden;
}

.header {
  background-color: #02836A;
  min-width: 900px;
  font-size: 12px;
  font-weight: bold;
  color: #fff;
  width: 100%;
  padding: 10px 15px 10px 15px;
}

.header-title {
  text-decoration: none;
  color: #fff;
  font-size: 24px;
  font-weight: bold;
}

.footer {
  background: url('../../img/shiryo_seikyu/footer/footer_bg.jpg') repeat-x #ededed;
  padding: 5px 0;
  color: #888888;
  width: 100%;
  height: 30px;
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 10px 0 0 0;
  position: absolute;
  bottom: 0;
}

.content {
  min-height: 100vh;
  position: relative;
  padding-bottom: 60px;
  box-sizing: border-box;
}

.center-contents {
  align-content: center;
}