* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  margin: 0;
  height: 100%;
  overflow: hidden;
  background: #f4f1ea;
  color: #000;
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 14px;
  line-height: 1.4;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

button, input {
  font: inherit;
  color: #000;
  background: #f4f1ea;
  border: 1px solid #000;
  border-radius: 0;
  box-shadow: none;
}

button { cursor: pointer; padding: 2px 10px; }
button:active { background: #000; color: #fff; }
input { padding: 2px 6px; outline: none; }
::selection { background: #000; color: #fff; }

.hidden { display: none !important; }
.fmt-bold { font-weight: bold; }
.fmt-under { text-decoration: underline; }