.code {
    white-space: pre;
    font-family: monospace, consolas;
    font-size: 16px;
    margin: 0px;
}

.feature {
    border: 3px solid #ddd;
    box-shadow: 4px 4px #cccccc;
}

.context {
    color: #696969;
}

.arrow {
    text-align: center;
}

.arrow-text {
    font-size: 20px;
    vertical-align: middle;
    margin-bottom: 0px;
}

.code-wrapper {
    display: flex;
}

.code-block {
    border: 2px solid #ddd;
    display: inline-block;
    padding: 10px;
    margin:5px;
}

.no-border {
    border: 0px;
}

.align-left {
    text-align:left
}

.black_overlay{
    display: none;
    position: absolute;
    top: 0%;
    left: 0%;
    width: 100%;
    height: 100%;
    background-color: black;
    z-index:1001;
    -moz-opacity: 0.8;
    opacity:.80;
    filter: alpha(opacity=80);
}
.white_content {
    display: none;
    position: absolute;
    top: 15%;
    left: 15%;
    width: 70%;
    height: 70%;
    padding: 16px;
    border: 8px solid black;
    background-color: white;
    z-index:1002;
    overflow: auto;
}