searxng/searx/static/css/style.css

html {
  font-family: sans-serif;
  -webkit-text-size-adjust: 100%;
      -ms-text-size-adjust: 100%;
  color: #444444;
}
.center { text-align: center; }

h1 { font-size: 5em; }

input { border: 2px solid #8888FF; padding: 8px; background-color: #FFFFFF; font-size: 1.6em; }