* {
    margin: 0;
    padding: 0;
}

#blur-image {
    display: block;
    margin: 0 auto;
    position: absolute;
    left: 0;
    top: 0;
    filter: blur(5px);
    -webkit-filter: blur(30px);
    -moz-filter: blur(30px);
    -ms-filter: blur(30px);
    -o-filter: blur(30px);
    z-index: 0;
}

.blur-div {
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

#canvas {
    position: absolute;
    margin: 0 auto;
    z-index: 100;
}

.button {
    display: block;
    position: absolute;
    z-index: 200;
    width: 100px;
    height: 30px;
    color: white;
    text-decoration: none;
    text-align: center;
    line-height: 30px;
    border-radius: 5px;
}

#reset-button {
    left: 50px;
    bottom: 20px;
    background-color: #058;
}

#reset-button:hover {
    background-color: #047;
}

#show-button {
    right: 50px;
    bottom: 20px;
    background-color: #085;
}

#show-button:hover {
    background-color: #074;
}