button {
    width: auto;
    height: auto;
    padding: 4px 30px;
    margin: 10px;
    display: inline;
    background: rgb(0, 0, 0); /* fallback */
    background-color: rgba(0, 0, 0, .3);
    color: white;
    border: none;
    outline: 1px solid #fff;
    font-size: 1em;
    text-transform: uppercase;
    cursor: pointer;
    text-overflow: hidden;
    text-decoration: none;
    transition: background 250ms ease-in-out, 
                transform 150ms ease;
    -webkit-appearance: none;
    -moz-appearance: none;
}

button:disabled {
    opacity: .2;
    cursor: default;
}

button:hover {
    background: rgb(0, 0, 0); /* fallback */
    background: rgba(0, 0, 0, .5);
}

body{
    background: gray;
}

html, body {
    margin: 0;
    height: 100%;
}

.mainWrapper{
    display:block;
    margin:0;
    width:100%;
}

#boxholder {
    background-color:black;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-between;
    width:100%;
}

#canvasContainer {
    display: flex;
    align-self: flex-start;
}

#answerContainer {
    display: flex;
    align-self: flex-end;
}

#can{
    display: block;
    background-color:white;
}

#nnOut{
    display: inline-block;
    position: relative;
    font-size: 190px;
    margin-left: 10px;
    width: 200px;
    height: 200px;
    text-align: center;
    border: 4px solid black;
    background-color:lightgray;
}

#btnholder {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    width:100%;
}

#nnInput {
    display: flex;
    align-self: flex-start;
    position: relative;
    background-color:white;
    justify-content: center;
}

.rightContainer{
    display: inline-block;
    float: left;
    height: 100%;
    width: 40%;
}

#clr{
    margin-top: 10px;
    white-space: normal;
}

.margin-top-40{
  margin-top: 40px;
}