canvas {
    border-style: solid;
    border-color:yellowgreen;
    border-width: 5px;
};

button {
    width:100px;
    height:30px;
    background: chocolate;
}

/* #input-parent {
    width: 300px;
    border-style: solid;
    border-color:yellowgreen;
    border-width: 5px
} */