.sample-tutorial {
  position: relative;
  height: 100%;
  overflow: hidden;
}

.sample-spreadsheets {
  width: calc(100% - 280px);
  height: 100%;
  overflow: hidden;
  float: left;
}
.options-container {
  float: right;
  width: 280px;
  padding: 12px;
  height: 100%;
  box-sizing: border-box;
  background: #fbfbfb;
  overflow: auto;
}

.option-row {
  font-size: 14px;
  padding: 5px;
  margin-top: 10px;
}

.option-group {
  margin-bottom: 6px;
}

label {
  display: block;
  margin-bottom: 6px;
}

input {
  padding: 2px 4px;
  width: 100%;
  box-sizing: border-box;
}

input[type=button] {
  margin-bottom: 6px;
}

hr {
  border-color: #fff;
  opacity: .2;
  margin: 5px 0;
}

body {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
}