* { box-sizing: border-box; }
body { margin: 0; font-family: 'Noto Sans KR', sans-serif; }
main { padding: 16px; min-width: 0; }
h1 { font-size: 22px; }
.controls, #companies { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
#companies { border: 0; padding: 16px 0; }
#companies label { display: flex; gap: 8px; align-items: center; }
#companies legend { padding: 8px 0; }
button, select { font: inherit; }