react-templates/playground/css/fiddle.css

html {
    height: 100%;
}

body {
    font-family: 'Lato', sans-serif;
    font-weight: 300;
    overflow: hidden;
    padding: 0;
    margin: 0;
    /*position: relative;*/
    font-size: 14px;
    /*height: 100%;*/
    display: block;
}

#container {
    height: 100%;
}

.playground-container {
    position: absolute;
    top: 48px;
    bottom: 0;
    left: 0;
    right: 0;
    /*background: #DFDFD5;*/
}

#header {
    height: 48px;
    /*background: #4679bd;*/
    background: #222;
}

#header-title {
    color: #00d8ff;
    font-size: 24px;
    line-height: 48px;
    /*height: 50px;*/
    padding-left: 10px;
    vertical-align: middle;
    display: inline-block;
}

.title-link {
    float: left;
    margin-top: -3px;
    margin-right: 5px;

}

.title-link, .title-link:hover, .title-link:visited {
    text-decoration: none;
    color: #00d8ff;
}

#buttons-bar {
    padding-left: 40px;
    display: inline-block;
}

#buttons-bar button {
    font-weight: 400;
}

#buttons-bar button, #buttons-bar div {
    margin-right: 10px;
}

.toolbar-dropdown {
    display: inline-block;
}

.button-icon {
    margin-right: 5px;
}

.nav-site {
    position: absolute;
    top: 0;
    right: 0;
}

.nav-site li {
    margin: 0;
    display: inline-block;
}

.nav-site a {
    padding: 0 8px;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 50px;
    display: inline-block;
    height: 50px;
    color: #aaa
}

.nav-site a:hover {
    color: #fafafa
}

.nav-site a.active {
    color: #fafafa;
    border-bottom: 3px solid #cc7a6f;
    background: #333
}

.fiddle {
    height: 100%;
}

.CodeMirror {
    height: 100%;
    /*border: 1px solid black;*/
}

.large-text-area {
    width: 100%;
    height: 100%;
    /*height: 300px;*/
    /*display: block;*/
    /*margin: 10px;*/
    border: 1px solid #ddd;
    border-radius: 4px 4px 4px 4px;
    /*height: 400px;*/
    /*min-height: 100px;*/
    /*height: 100%;*/
    /*margin: 10px;*/
}

.sample-view {
    height: 100%;
    border: 1px solid #ddd;
    background-color: #f8f8f5;

}

.sample-view button {
    margin: 5px;
}

.sample-view input[type=checkbox] {
    margin-right: 5px;
}

.playground {
    height: 100%;
    width: 100%;
}

.CodeMirror-wrap {
    border: 1px solid #ddd;
    /*border-radius: 4px 4px 4px 4px;*/
    /*height: 400px;*/
    /*min-height: 100px;*/
    /*height: 100%;*/
    /*margin: 10px;*/
}

.fiddle-row {
    overflow: hidden;
}

.code-area {
    width: 50%;
    float: left;
    position: relative;
    padding: 5px;
}

.result-area-form {
    padding: 5px;
    margin: 10px 20px;
}

.error-panel {
    /*padding: 4px; */
    padding-left: 20px;
    /* position: static; */
    color: red;
    background: #f7f7f7;
    border-bottom: 1px solid #000;
}

.message {
    position: absolute;
    bottom: 500px;
    left: 200px;
    z-index: 30;
    background-color: aliceblue;
    opacity: 0.9;
}

/*position: relative; min-height: 100%;*/

.code-area::after {
    content: '';
    position: absolute;
    top: 5px;
    right: 5px;
    font-size: 11px;
    padding: 2px 5px;
    border: 1px solid #ddd;
    color: #b4b4b4;
    background: rgba(255, 255, 255, 0.5);
    pointer-events: none;
    transition: opacity 0.2s;
    -webkit-transition: opacity 0.2s;
}

/*.code-area:hover::after{
    opacity:0.2;
}*/

#area-rt::after {
    content: 'Template';
}

#area-code::after {
    content: 'Class';
}

#area-generated::after {
    content: 'Generated Code';
}

#area-result::after {
    content: 'Result';
}