.atwiki-contents h4, .atwiki-sp-contents h4 {
  font-size: 20px;
}

.top__message {
  background: #000;
  color: #fff;
  padding: 50px 0;
  text-align: center;
}

.top__message {
  color: #fff;
}

.plugin-openclose-contents {
  background: #fafafa;
  margin-top: 10px !important;
  padding: 10px !important;
  border: 0px !important;
}