body {
  margin: 0;
  color: #17202c;
  background: #f4f6f8;
  font: 16px/1.65 Arial, sans-serif;
}

a {
  color: #08706d;
}

.site-shell {
  max-width: 980px;
  margin: 0 auto;
  padding: 28px 20px 56px;
}

.site-header,
.site-footer,
.content-card {
  background: #fff;
  border: 1px solid #dce2e8;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 16px 20px;
}

.brand {
  color: #17202c;
  font-size: 22px;
  font-weight: 900;
  text-decoration: none;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 14px;
  font-weight: 700;
}

.content-card {
  margin-top: 18px;
  padding: 34px;
}

h1 {
  margin: 0 0 12px;
  font-size: 36px;
  line-height: 1.12;
}

h2 {
  margin: 30px 0 10px;
  font-size: 23px;
  line-height: 1.22;
}

h3 {
  margin: 22px 0 8px;
  font-size: 18px;
}

p,
li {
  color: #344054;
}

.lead {
  color: #475467;
  font-size: 18px;
}

.note {
  padding: 14px 16px;
  background: #e7f7f5;
  border: 1px solid #b9dfdc;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.resource-list {
  display: grid;
  gap: 14px;
  padding: 0;
  list-style: none;
}

.resource-list li {
  padding: 16px;
  background: #f7f9fb;
  border: 1px solid #dce2e8;
}

.resource-list strong {
  display: block;
  color: #17202c;
  font-size: 18px;
}

.site-footer {
  margin-top: 18px;
  padding: 16px 20px;
  color: #667085;
  font-size: 13px;
}

@media (max-width: 720px) {
  .content-card {
    padding: 24px 18px;
  }

  h1 {
    font-size: 30px;
  }

  .grid {
    grid-template-columns: 1fr;
  }
}