html {
    width:100%;
    height:100%;
    padding:0;
    margin:0;
}
body {
    width:100%;
    height:100%;
    padding:0;
    margin:0;
    position:absolute;
}
table {
    width:100%;
    height:100%;
    padding:0;
    margin:0;
    border:0;
}
iframe {
    width:100%;
    height:100%;
    padding:0;
    margin:0;
    border:0;
}
div {
    padding:0;
    margin:0;
    border:0;
}
table {
    border-collapse: collapse;
    width: 100%;
    height: 100%;
}
td {
    padding:0;
    vertical-align: top;
}
.pad-left {
    margin-left: 0.5em;
}
.pad-right {
    margin-right: 0.5em;
}
.button {
    border-style: solid;
    border-width : 1px 1px 1px 1px;
    text-decoration : none;
    padding : 4px;
    border-color : #3a88fe;
    background-color: #ededed;
    color: black;
    border-radius: 5px;
    display: inline-block;
    margin-top: 5px;
    margin-bottom: 5px;
}
div.screenshot {
    position:absolute;
    top:-30px;
    width:1900px;
    overflow-x:hidden
}
div.screenshot > img {
    border:0;
    display:block;
}
body.source-code {
    padding-top: 1em;
}
body.source-code > p.instructions:after {
    content: "Copy-and-paste the entire code block below:";
}
textarea {
    width:900px;
    height:400px;
    padding: 10px;
    background-color: #f8f8f8;
    font-family: "Lucida Console", monospace;
}
textarea.scala {
    /* maybe add some styling later */
}
textarea.python {
    /* maybe add some styling later */
}
label {
    vertical-align: middle;
}
label:hover {
    cursor: pointer;
}
input {
    vertical-align: middle;
}