body {
  background-color: #0a0a0a;
  color: #aaa;
  font-family: sans-serif;
}

.contentbox {
  display: flex;
  justify-content: center;
}

.contentbox>* {
  max-width: 1024px;
  width: 100%;
}

.navbar {
  max-width: 1024px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

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

.horizontal {
  display: flex;
  flex-direction: row;
  gap: 10px;
}

.vertical {
  display: flex;
  flex-direction: column;
  gap: 10px;
}