jquery-qrcode/src/demo/styles.css

body {
    font-family: 'Ubuntu', 'sans';
    margin: 0;
    padding: 0;
    text-align: center;
    background: repeat url('back.png');
}

#banner {
    display: block;
    text-decoration: none;
    color: rgb(29, 119, 194);
    padding: 12px 0 0;
    text-align: center;
}

#banner:hover {
    color: #333;
}

#container {
    display: inline-block;
    margin: 20px auto;
    box-shadow: 0 0 16px rgba(0,0,0,0.5);
}

#container > * {
    display: block;
}

.control {
    position: absolute;
    background-color: #f8f8f8;
    top: 0;
    width: 190px;
    box-shadow: 0 0 32px rgba(0,0,0,0.5);
    overflow: hidden;
    text-align: left;
}

.control.left {
    left: 0;
}

.control.right {
    right: 0;
}

hr {
    margin: 12px 0 0;
    padding: 0;
    border: none;
    height: 1px;
    background-color: rgba(0,0,0,0.1);
}

label {
    font-size: 10px;
    color: #aaa;
    padding: 12px 4px 0 4px;
}

input, textarea, select {
    font-family: 'Ubuntu', 'sans';
    display: block;
    background-color: #fff;
    margin: 2px;
    padding: 0 2px;
    border: 1px solid #ddd;
    width: 180px;
    height: 22px;
}

#text {
    height: 48px;
}

#img-buffer {
    display: none;
}

input[type='range'] {
    -webkit-appearance: none;
    cursor: pointer;
}

input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 3px;
    background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0, #aaa), color-stop(1, #aaa));
}