body {
  margin: 0;
  background: #f5f5f5;
  font-family: Arial, sans-serif;
  color: #222;
}

#toolbar {
  background: #ffffff;
  padding: 12px;
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  border-bottom: 1px solid #ddd;
}

button, select, input {
  padding: 6px 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  background: #fff;
  color: #222;
  cursor: pointer;
}

button.active {
  background: #007bff;
  color: white;
  border-color: #007bff;
}

#canvasWrap {
  display: flex;
  justify-content: center;
  padding: 20px;
}

canvas {
  background: transparent;
  border: 1px solid #ccc;
  cursor: crosshair;
}

    /* Top navigation */
            .topnav {
              overflow: hidden;
              background-color: #ffffff;
            }

            .topnav a {
              float: left;
              color: #1a1a1a;
              text-align: center;
              text-decoration: none;
              font-size: 17px;
            }

            .topnav a:hover {
              background-color: #ddd;
              color: black;
            }

            .topnav a.active {
              background-color: #ffffff;
              color: black;
            }
								   
            .topnav-right {
              float: right;
            }