.single-post #container {
  background: #f6f8fb;
}

.single-post .main {
  padding-top: 24px;
}

.single-post article.post {
  border: 1px solid #e3e8ef;
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 12px 34px rgba(22, 34, 51, 0.08);
}

.single-post article.post .article-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 34px 42px 42px;
}

.single-post .singular-title {
  margin-bottom: 18px;
  color: #17212f;
  font-size: 30px;
  line-height: 1.35;
  letter-spacing: 0;
}

.single-post .entry-meta {
  color: #7a8797;
  font-size: 13px;
}

.single-post .entry-content {
  color: #263445;
  font-size: 16px;
  line-height: 1.9;
  word-break: normal;
  overflow-wrap: anywhere;
}

.single-post .entry-content p,
.single-post .entry-content li {
  margin-bottom: 1em;
}

.single-post .entry-content img {
  display: block;
  width: auto;
  max-width: min(100%, 780px);
  height: auto;
  margin: 18px auto;
  border-radius: 6px;
}

.single-post .entry-content figure {
  max-width: 100%;
  margin: 22px auto;
  text-align: center;
}

.single-post .entry-content iframe,
.single-post .entry-content video {
  display: block;
  width: 100%;
  max-width: 860px;
  aspect-ratio: 16 / 9;
  height: auto;
  margin: 22px auto;
  border: 0;
  border-radius: 8px;
  background: #111827;
}

.single-post .wp-answer-box {
  margin: 28px 0;
  overflow: hidden;
  border: 1px solid #d9e4ef;
  border-radius: 8px;
  background: #fbfdff;
}

.single-post .wp-answer-summary {
  min-height: 48px;
  padding: 13px 18px;
  background: #e9f2ff;
  color: #0f4c8a;
  font-weight: 700;
  line-height: 1.5;
  cursor: pointer;
}

.single-post .wp-answer-content {
  padding: 20px 22px;
  border-top: 1px solid #d9e4ef;
}

.single-post .cool-fav-btn {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border: 1px solid #0f4c8a;
  border-radius: 8px;
  padding: 9px 18px;
  background: #0f4c8a;
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
  cursor: pointer;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.single-post .cool-fav-btn:hover {
  border-color: #0a3a69;
  background: #0a3a69;
  transform: translateY(-1px);
}

.single-post .cool-fav-btn.is-active {
  border-color: #2e6d43;
  background: #2e6d43;
}

.single-post .custom-math-inline {
  display: inline;
  white-space: nowrap;
}

.single-post .custom-math-block {
  display: block;
  max-width: 100%;
  margin: 16px 0;
  overflow-x: auto;
  text-align: center;
}

.single-post .entry-content table {
  display: block;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

.single-post .entry-content table th,
.single-post .entry-content table td {
  border: 1px solid #d9e1ea;
  padding: 8px 10px;
}

@media (max-width: 820px) {
  .single-post article.post .article-inner {
    padding: 24px 20px 30px;
  }

  .single-post .singular-title {
    font-size: 24px;
  }

  .single-post .entry-content {
    font-size: 15px;
    line-height: 1.85;
  }

  .single-post .entry-content img {
    max-width: 100%;
  }
}