body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  background-color: #1d1d1d;
  color: #ddd;
  font-family: Rubik, sans-serif;
  display: grid;
  grid-template-columns: auto 1fr;
  text-align: center;
}

.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: #1a1a1a;
  color: #fff;
  padding: 12px 20px;
  border-bottom: 1px solid #2a2a2a;
  z-index: 500;
}

.container {
  background-color: #1a1a1a;
  color: #fff;
  border-radius: 8px;
  border: 1px solid #5a5a5a;
  margin: 5px;
  padding: 5px;
  -webkit-tap-highlight-color: transparent;
  transition: all 0.2s ease;
}
#sidebar {
  box-sizing: border-box;
  height: calc(100vh - 120px);
  width: 250px;
  padding: 5px 1em;
  background-color: #1d1d1d;
  border-right: 1px solid #2a2a2a;
  position: sticky;
  top: 0;
  left: 0;
  align-self: start;
  overflow: hidden;
}