html, body {
  margin: 0;
  padding: 0;
  height: 100vh;
  width: 100vw;
  font-family: Arial, sans-serif;
}
.container {
  display: flex;
  height: 100%;
}
.sidebar {
  width: 200px;
  background-color: #2c3e50;
  color: #fff;
  padding: 1rem;
  display: flex;
  flex-direction: column;
}
.sidebar-title {
  margin: 0 0 1rem;
  font-size: 1.2rem;
}
.sidebar-button {
  background-color: #e74c3c;
  border: none;
  color: white;
  padding: 0.5rem;
  margin-bottom: 0.5rem;
  cursor: pointer;
  border-radius: 4px;
  text-align: left;
}
.map-container {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.map-container header {
  background-color: #34495e;
  color: white;
  padding: 0.75rem;
  text-align: center;
}
.map-container main {
  position: relative;
  flex: 1;
}
#map {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}