img {
    display: block;
    margin: 0 auto;
    height: 200px;
}

.caption {
    display: block;
    margin: 0 auto;
    text-align: center;
    max-width: 80%;
    margin-bottom: 10px;
    font-size: 14px;
}

/* Compensate for the paragraph bottom margin if caption following figure. */
.figure + .caption {
    margin-top: -15px;
}

.section-header {
    padding-bottom: 5px;
    border-bottom: solid 1px #e2e3e4;
    overflow: hidden;
}

h2.section-header {
    margin-top: 45px;
}

h3.section-header {
    margin-top: 35px;
}

.collapsible-section {
    margin-left: 10px;
}

.math {
    border-left: 2px solid;
    margin: 0px 0px 10px 5px;
    padding: 5px 10px 5px 10px;
    background-color: #f8f8f8;
}

.collapse-header > span.glyphicon {
    font-size: 0.8em;
}