.intro-images, .stepping-images {
    position: relative;
    height: 30px;
}

.intro-images img, .stepping-images img {
    position: absolute;
    z-index: 300;
}

.post .stepping-images img {
    display: none;
}

.intro-images img.edit-text-here {
    top: 0;
    left: -75px;
}

.intro-images img.output-shown-here {
    top: 0;
    right: -75px;
}

.intro-images img.step-through-expand {
    top: -65px;
    right: 125px;
}

.stepping-images .number-expansions {
    top: -70px;
    right: 175px;
}

.stepping-images .run-next {
    top: -95px;
    left: 240px;
}

body.tutorial-stepping .intro-images img {
    display: none;
}

body.tutorial-stepping .stepping-images img {
    display: block;
}

.macro-editor {
    position: relative;
    width: 1000px;
    margin: 3em 0;
    margin-left: -150px;
    background-color: #333333;
}

.macro-editor:after {
    content: ' ';
    clear: both;
    display: block;
}

.macro-editor .content {
    position: relative;
    overflow: hidden;
}

div.CodeMirror {
    padding: 1em;
    float: left;
    height: auto;
    font-size: .85em;
}

div.CodeMirror.output,
div.CodeMirror.expanded {
    border-left: 1px solid #666666;
}

div.CodeMirror.cm-s-ambiance {
    box-shadow: none;
}

.status {
    display: none;
    position: absolute;
    width: 100%;
    left: 0;
    bottom: 0;
    width: auto;
    color: #333333;
    padding: .35em 1em;
    font-size: .75em;
    z-index: 100;
}

.status.error {
    background-color: red;
    color: white;
    width: 100%;
    top: 100%;
    bottom: auto;
}

/* how farcical. */

.stepping .controls button {
    display: none;
}

.stepper .controls button {
    display: inline;
}

.controls {
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 3.25em;
    background-color: #333333;
    clear: both;
    text-align: center;
}

.controls .permalink {
    position: absolute;
    top: 0;
    right: 0;
    width: 30px;
    margin: 1.1em;
}

/* stepper */

.stepper {
    position: absolute;
    top: -100%;
    right: 0;
    width: 100%;
    height: 100%;
    z-index: 200;
    background-color: #222222;
    transition: top .7s;
}

.stepper .content {
    height: 0;
}

.stepping .stepper {
    top: 0;
}

.stepping .controls .basic {
    left: -100%;
}

.stepping .controls .stepper {
    left: 0;
}

@keyframes fade {
    from { background-color: #226831; }
    to { background-color: #5CB85C; }
}
 
@-webkit-keyframes fade {
    from { background-color: #333333; }
    to { background-color: #5CB85C; }
}

.title {
    display: none;
    position: absolute;
    top: -1.5em;
    width: 100%;
    animation: fade 1000ms infinite alternate forwards;
    -webkit-animation: fade 1000ms infinite alternate forwards;
    color: white;
    text-align: center;
    line-height: 1.5em;
    border-radius: 5px 5px 0 0;
}

.stepping .title {
    display: block;
}

.controls button {
    display: inline-block;
    margin: .75em .25em;
    font-size: .9em;
    background-color: #5CB85C;
    border: 0;
    border-radius: 3px;
    padding: .25em .5em;
    color: white;
    padding: .25em 1em;
}

button.step.working {
    background-color: #3c773c;
}

button.step.disabled {
    background-color: #777777;    
}

/* .CodeMirror-scroll { */
/*   overflow: auto; */
/* } */

@media screen and (max-width: 1050px) {
    .controls {
        display: none;
    }
    
    .macro-editor {
        width: 500px;
        margin: 0 auto;
        background-color: transparent;
    }
 
    div.CodeMirror {
        float: none;
    }    

    div.CodeMirror.output {
        border: 0;
        margin-top: .5em;
    }

    .intro-images, .stepping-images {
        display: none;
    }

    .stepper {
        display: none;
    }
}