NeverBounce/chartjs-plugin-empty-overlay

html, body {
    color: #aaa;
    font-family: Arial, sans-serif;
    height: 100%;
    padding: 0;
    margin: 0;
}

code, .btn, #wrapper > .sample {
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
}

.btn, #wrapper > .sample {
    -webkit-transition: background-color 0.25s ease-in;
    -o-transition: background-color 0.25s ease-in;
    transition: background-color 0.25s ease-in;
}

a {
    color: #4BC0C0;
    text-decoration: none;
}

code {
    display: inline-block;
    background-color: #f7f7f7;
    border: 1px solid #f0f0f0;
    color: #555;
    padding: 10px 20px;
    margin: 16px;
}

canvas {
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
}

.btn {
    background-color: #f0f0f0;
    color: #505050;
    display: inline-block;
    padding: 2px 8px 2px 6px;
}

.btn:hover { background-color: #e0e0e0 }

.btn-style_1 { background-color: #36A2EB; color: white; }
.btn-style_2 { background-color: #4BC0C0; color: white; }
.btn-style_3 { background-color: #808080; color: white; }

.btn-style_1:hover { background-color: #2B81BC }
.btn-style_2:hover { background-color: #3C9999 }
.btn-style_3:hover { background-color: #505050 }


#header {
    background-color: #fcfcfc;
    background-image: url('http://www.chartjs.org/img/chartjs-logo.svg');
    background-repeat: no-repeat;
    background-position: 16px center;
    background-size: auto 88px;
    border-bottom: 4px solid #f5f5f5;
    line-height: 1.4;
    padding: 16px 16px 16px 120px;
    position: fixed;
    width: 100%;
    z-index: 999;
}

#header h1,
#header h2 {
    margin: 0;
}

#header h1 {
    color: #888;
    font-size: 1.4em;
    font-weight: bold;
}

#header h2 {
    font-size: 1em;
    font-weight: normal;
    margin-bottom: 4px;
}

#header a {
    font-size: 0.9em;
}

#wrapper {
    position: absolute;
}

#wrapper > .head {
    color: #ccc;
    font-size: 1.4em;
    text-align: right;
    text-transform: uppercase;
}

#wrapper > .chart {
    padding: 64px 96px;
    text-align: center;
    vertical-align: middle;
}

#wrapper > .foot {
    padding: 64px;
    color: #aaf;
    font-size: 1.4em;
    text-decoration: none;
    text-transform: uppercase;
    text-align: center;
}

#wrapper > .sample {
    display: inline-block;
    background-color: #f8f8f8;
    margin: 0 16px 16px 0;
    padding-right: 16px;
    width: 256px;
}

#wrapper > .sample:hover {
    background-color: #f0f0f0;
}

#wrapper > .sample > div {
    display: inline-block;
    vertical-align: middle;
}

#wrapper > .sample > .fa {
    border-right: 1px dotted #e0e0e0;
    display: inline-block;
    font-size: 4em;
    margin-right: 16px;
    padding: 16px;
}