.problem-table-section {
  scroll-margin-top: 96px;
}

.problem-table-intro {
  max-width: 820px;
  margin-bottom: 28px;
}

.problem-table-wrap {
  overflow-x: auto;
  border: 1px solid #cfe2f3;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 12px 34px rgba(0, 67, 123, 0.08);
}

.problem-table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse;
  color: #153a63;
}

.problem-table th,
.problem-table td {
  padding: 20px 18px;
  border-right: 1px solid #d8e5f0;
  border-bottom: 1px solid #d8e5f0;
  vertical-align: top;
  line-height: 1.48;
  text-align: left;
}

.problem-table th:last-child,
.problem-table td:last-child {
  border-right: 0;
}

.problem-table tbody tr:last-child td {
  border-bottom: 0;
}

.problem-table thead th {
  background: #087ec9;
  color: #fff;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.problem-table tbody tr:nth-child(even) {
  background: #f5faff;
}

.problem-table td:first-child,
.problem-table td:nth-child(3) {
  font-weight: 700;
  color: #073f83;
}

.problem-table th:nth-child(1) { width: 25%; }
.problem-table th:nth-child(2) { width: 25%; }
.problem-table th:nth-child(3) { width: 31%; }
.problem-table th:nth-child(4) { width: 19%; }

.problem-table a {
  color: #006fe6;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.problem-table a:hover {
  color: #003f9f;
}

@media (max-width: 720px) {
  .problem-table-wrap {
    margin-inline: -4px;
    border-radius: 10px;
  }

  .problem-table th,
  .problem-table td {
    padding: 15px 14px;
  }
}