h1 {
  text-align: center;
}

.site-logotype img {
  margin-bottom: 5px;
}

.table-of-contents.open {
  background-color: #f5f5f5;
  border-radius: 20px;
}

.spoiler-box__title.js-spoiler-box-title {
  background-color: #f5f5f5;
  font-weight: bold;
}

.btn:not(:disabled):not(.disabled) {
  border-radius: 30px;
}

.dsui {
  margin-top: -30px;
}