body { margin: 0; font-family: Arial, sans-serif; }
#map { width: 70vw; height: 90vh; float: left; }
#sidebar { width: 30vw; height: 90vh; float: right; padding: 10px; box-sizing: border-box; background: #f7f7f7; }
#charts { height: 40vh; }
.section { margin-bottom: 20px; }
h2 { font-size: 1.2em; margin: 10px 0; }
label { margin-right: 10px; }