.input-val {
  width: 240px;
  height: 32px;
  border: 1px solid #ddd;
  box-sizing: border-box;
  margin-left:30px;
  }
  #canvas {
  vertical-align: middle;
  box-sizing: border-box;
  border: 1px solid #ddd;
  cursor: pointer;
  background-color: white;
  opacity: 1;
  }
  .btn {
  display: block;
  margin-top: 20px;
  height: 32px;
  width: 100px;
  font-size: 16px;
  color: #fff;
  background-color: #457adb;
  border: none;
  border-radius: 50px;
  }