html{
    margin: 0;
}

span{
    display: block;
}

.canvas{
    margin: 100px auto 100px;
    width: 80%;
    text-align: center;
}

.button{
    height: 100px;
    width: 100px;
    display: inline-block;
    border: 1px solid black;
    border-radius: 3px;
}

#lightpink{
    background-color: lightpink;
}
#white{
    background-color: white;
}
#blue{
    background-color: rgb(40, 126, 240);
}
#green{
    background-color: lightgreen;
}
#red{
    background-color: rgb(255, 69, 69);
}