body {
    margin: 0;
    padding: 0;
}

section {
    box-shadow: 1px 2px 10px #b48415;
    border-radius: 8px;
}

h2 {
    margin-left: 15px;
    margin-top: 10px;
    color: #b48415;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fill,minmax(320px,1fr));
    padding: 20px;
    gap: 10px;
    justify-content: center;
    align-items: center;
}

.course-item {
    max-width: 340px;
    max-height: 320px; 
    border-radius: 8px;
    background: #fcfcfc;
    box-shadow: 2px 1px 5px gray;
    text-align: center;
    padding: 8px;
}

video {
    border-radius: 8px;
    width: 100%; 
    height: auto; 
}

/* ------------------------ levels ------------------*/

.page {
  display: block;
}

.hidden {
  display: none;
}

.level-buttons button {
  margin: 10px;
  padding: 10px 30px;
  font-size: 18px;
  background: #fcfcfc;
  border: 1px solid silver;
  border-radius: 8px;
  height: 200px;
}

.level-buttons button img {
  max-width: 100px;
  border-radius: 4px;
}

#lesson-list button {
  display: block;
  margin: 10px auto;
  padding: 10px 20px;
  font-size: 16px;
}

#password-page {
  text-align: center;
  padding: 30px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header a {
  padding-right: 40px;
}

.backuplink {
  font-family: monospace !important;
  color: #b48415;
  text-decoration: underline;
}