body{
    background-color: rgb(208, 255, 237);
}

canvas {
    border: 1px solid black;
    border-radius: 5px;
}

.button_style {
    width: 100px; 
    height: 40px;               
    background-color: #555555;
    color: white;
    font-size: 100%;
    padding: 10px 20px;
    border: 2px solid black;
    border-radius: 5px;
    cursor: pointer;
}

.custom_text {
    font-size: 20px;
}