html, body {

    height: 100%;

}

body {

    margin: 0px;
    overflow: hidden;

    font-family: Arial;

}

a {

    color: #ffffff;

}

h1 {

    font-size: 20px;
    margin-top: 0px;

}

.button {

    font-size: 10px;
    text-transform: uppercase;
    text-decoration: none;

    color: rgb(80,80,80);
    border: transparent;
    background-color: rgb(235,235,235);

    margin: 2px;
    padding: 8px 10px;

    cursor: pointer;

}

.button:hover {

    color: rgb(235,235,235);
    background-color: rgb(80,80,80);

}

.button path {

    stroke: rgb(80,80,80);

}

.button:hover path {

    stroke: rgb(235,235,235);

}

#preview {

    position: absolute;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;

}

#editor {

    position: absolute;
    width: 100%;
    height: 100%;

}

#editor .CodeMirror {

    height: 100%;
    font-size: 14px;
    background-color: rgba(255,255,255,0.85);

}

#editor .CodeMirror-scroll {

    height: 100%;

}

#editor .CodeMirror div.CodeMirror-selected {

    background: rgba(0,0,0,0.1);

}

#editor .CodeMirror-focused div.CodeMirror-selected {

    background: rgba(0,0,255,0.1);

}

#editor .CodeMirror .errorLine {

    background: rgba(255,0,0,0.25);

}

#editor .CodeMirror .esprima-error {

    color: #f00;
    text-align: right;
    padding: 0px 20px;

}

#toolbar {

    position: absolute;
    top: 15px;
    right: 30px;
    text-align: right;
    z-index: 10; /* CodeMirror sets z-index */

}

#popup {

    position: absolute;
    color: rgb(235,235,235);
    padding: 20px 20px 20px 20px;
    background-color: rgb(80,80,80);
    z-index: 20; /* CodeMirror sets z-index */

}