Spread the Rainbow

index.html

<h4>Only works on Chrome 39+ on Android Lollipop+</h4>
<button type="button" class="btn change-theme">Spread the rainbow</button>

script.js

$(".change-theme, body").on("click", function() {
    var colour = '#' + Math.floor(Math.random() * 16777215).toString(16);
    $("#themeColour").attr('content', colour);
    $(".change-theme").css("color", colour)
});

scripts

<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>

Spread the Rainbow.markdown

Spread the Rainbow

View this on Chrome 39+ on Android with at least Lollipop

A Pen by Aaron on CodePen.

License.

style.css

    html,
        body {
            background-color: #cccccc;
            padding: 0;
            margin: 0;
            color: #000;
            font-family: 'Open Sans', sans-serif;
            text-align: center;
            height: 100%;
            position: relative;
            overflow: hidden;
            cursor: pointer;
            -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
        }

        h4{
            line-height: 1em;
            font-weight: 100;
            font-size: 1rem;
            padding-left: 20px;
            padding-right: 20px;
            text-transform: uppercase;
        }

        .btn {
            display: inline-block;
            font-weight: 400;
            text-align: center;
            white-space: nowrap;
            vertical-align: middle;
            cursor: pointer;
            -webkit-user-select: none;
            -moz-user-select: none;
            -ms-user-select: none;
            user-select: none;
            border: 1px solid transparent;
            color: #000000;
            background-color: transparent;
            background-image: none;
            border-color: inherit;
            padding: .75rem 1.25rem;
            font-size: 1.5rem;
            line-height: 1.333333;
            border-radius: .3rem;
            margin-top: 5rem;
        }


        .btn:active,
        .btn:hover,
        .btn:focus{
            outline:none;
            text-decoration: none;
            color: inherit;
        }