.columns {
    min-height: 100vh;
}

 .main-content {
      flex: 1;
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      text-align: center;
      padding: 2rem;
    }
.main .title {
  color: var(--main-text);
  font-weight: 800;          /* 700 = bold, 800 = extra bold, 900 = black */
  letter-spacing: -0.02em;   /* optional: tightens heavy headings slightly */
}

.main-content p {
  line-height: 1.8;          /* more space between lines inside a paragraph */
  max-width: 60ch;           /* keeps long centered text readable */
}

.main-content p + p {
  margin-top: 1.75rem;       /* more space between paragraphs */
}

.title, .subtitle { color: #f5f5f5; }
.table { background: transparent; color: #f5f5f5; }
.table th { color: #fff; border-color: #333; }
.table td { border-color: #222; }
.table.is-hoverable tbody tr:hover { background: #111; }
.table code { background: #1a1a1a; color: #4da3ff; }