#box{
    width: 200px;
    height: 200px;
    background-color: green;
}

#box p{
    text-align: center;
    padding-top: 20px;
}

section.wrapper{
    text-align: center;
}
canvas {
    display: inline;
    outline: 5px solid rgb(208, 142, 252);
    max-height: 70vh;
    max-width: 100vw;
}
img{
    visibility: hidden;
}

section.full{
    width: 100%;
    outline: 1px solid rgb(128, 3, 139);
    margin: 0;
    padding: 0;
}

section.half{
    width: 50%;
    float: left;
    outline: 1px solid rgb(147, 3, 190);
    margin: 0;
    padding: 0;
}

@media only screen and (max-width: 600px) {
    body {
      background-color: rgb(117, 55, 218);
    }
    section.half{
        width: 100%;
    }
  }