body {
  font-family: Arial, sans-serif;
  background: #f7fbfc;
  margin: 0;
  color: #22394d;
}

.nav {
  background: #e3edf2;
  padding: 20px 0 0 0;
  display: flex;
  gap: 2px;
  justify-content: center;
  flex-wrap: wrap;
}

.nav a {
  text-decoration: none;
  color: #22394d;
  background: #f6fafd;
  padding: 15px 34px 16px 34px;
  font-weight: 600;
  border-right: 1px solid #c6d2da;
  transition: background 0.2s, color 0.2s;
  border-radius: 0;
}

.nav a:last-child {
  border-right: none;
}

.nav a.active,
.nav a:hover {
  background: #222;
  color: #fff;
}

.container {
  max-width: 900px;
  margin: 36px auto 0 auto;
  background: #fff;
  padding: 38px 40px;
  border-radius: 10px;
  box-shadow: 0 2px 8px #e0e5eb;
}

h1 {
  font-size: 1.6em;
  color: #22394d;
  margin-bottom: 16px;
  letter-spacing: 1px;
}

ul {
  columns: 2;
  -webkit-columns: 2;
  -moz-columns: 2;
  margin: 24px 0 0 0;
  padding-left: 20px;
}
li {
  margin-bottom: 8px;
}

@media (max-width: 750px) {
  .container { padding: 16px 4px; }
  ul { columns: 1; }
}

.footer {
  background: #7c97a5;
  color: #fff;
  text-align: center;
  padding: 16px 8px;
  margin-top: 40px;
  font-size: 0.98em;
  letter-spacing: 0.5px;
}

.workshop-desc ul {
  columns: 1 !important;
  -webkit-columns: 1 !important;
  -moz-columns: 1 !important;
}

.singlecol {
  columns: 1 !important;
  -webkit-columns: 1 !important;
  -moz-columns: 1 !important;
}