* {
    box-sizing: border-box;
}

#header-top {
    padding: 60px 0;
}

.hero-title {
    margin-bottom: 14px;
}

    .hero-title a {
        color: #FFFFFF;
        font-size: 2.5em;
        font-weight: 300;
    }

h1 {
    color: #1D8AC2;
    font-weight: normal;
    font-size: 1.5em;
    width: initial;
}

.column.left {
    width: 275px;
}

.column.right {
    width: 70%;
}

.video-length {
    padding-right: 2px;
}

img.play-icon {
    vertical-align: middle;
    width: 24px;
    height: 24px;
}

.section-label {
    color: #666666;
}

.button-back {
    display: none;
    margin-top: 0;
    margin-bottom: 2rem;
}

/* Navigation Tree */

.nav-tree-container h2 {
    font-size: 1em;
    font-weight: 600;
    background-color: #d9f2ff;
    padding: 12px 16px;
}

.nav-tree-container h4 {
    color: #1D8AC2;
    font-weight: 600;
    vertical-align: middle;
    margin-top: 18px;
}

.nav-triangle {
    float: right;
}

    .nav-triangle:hover {
        cursor: pointer;
    }
    /*.nav-unit span {
    content: '\25BC';
    font-weight: bold;
    float: right;
    margin-left: 5px;
}
.nav-unit.active span {
    content: '\25B6';
}*/
    .nav-triangle:after {
        content: '\25BC';
        font-weight: bold;
        float: right;
        margin-left: 5px;
    }

    .nav-triangle.active:after {
        content: '\25B6';
    }

img.nav-unit-icon {
    width: 28px;
    vertical-align: middle;
    margin-right: 8px;
}

ol.nav-sections {
    padding-left: 52px;
    display: none;
    //display: block;
    overflow: hidden;
}

/* Unit Page */

.unit-header .flex-container {
    justify-content: flex-start;
}

.unit-header .icon {
    width: 60px;
}

    .unit-header .icon img {
        width: 100%;
    }

.unit-header .unit-title {
    margin-left: 16px;
}

img.triangle-arrow {
    width: 12px;
    height: 12px;
    vertical-align: middle.
}

.section-item {
    border: 1px solid #1D8AC2;
    margin: 40px auto;
}

.section-top {
    background-color: #D9F2FF;
    padding: 24px;
}

    .section-top .column.left {
        width: 80%;
    }

    .section-top .column.right {
        width: 20%;
    }

.section-header span {
    padding-right: 10px;
}

.section-top .description {
    font-size: 0.875em;
    width: 80%;
}

.section-length {
    text-align: right;
    font-size: 0.875em;
}

.video-list {
    padding: 6px 24px;
}

    .video-list ol {
        color: #1D8AC2 !important;
        padding: 0;
        list-style-type: decimal;
    }

        .video-list ol li {
            padding: 16px 0;
            margin-left: 16px;
        }

.list-left {
    float: left;
    padding-left: 4px;
}

.list-right {
    float: right;
}

/*** Section Page ***/

.video-item h2 {
    font-size: 1.125em;
    font-weight: 600;
    margin-bottom: 0.5em;
}

/* Right Column*/
.return-link {
    margin-bottom: 24px;
}

.section-content .section-item {
    margin-top: 16px;
}

.section-content .video-list {
    padding: 0 24px;
}

.section-content .video-item {
    margin: 24px 0;
}

.column.image {
    width: 25%;
}

.column.text {
    width: 50%;
}

.column.time {
    text-align: right;
    width: 15%;
}

.column.image img {
    width: 100%;
}

/*** ICONICS Institute Video page ***/

.video-content .column.left {
    width: 60%;
}

.video-content .column.right {
    width: 33.75%;
}

.video-container {
    position: relative;
    display: flex;
    justify-content: center;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    z-index: 100;
}

    .video-container iframe {
        padding-bottom: 24px;
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }

.video-text .description {
    margin-top: 20px;
    margin-bottom: 40px;
}

.callout-text {
    color: #1d8ac2;
    font-size: 1.25em;
    margin-top: 32px;
    margin-bottom: 24px;
}

/* Right sidebar */
.video-navigation {
    border: 1px solid #1D8AC2;
    margin-bottom: 24px;
}

    .video-navigation .video-list {
        padding: 12px 24px;
    }

    .video-navigation .list-left {
        width: 85%;
    }

    .video-navigation .list-right {
        text-align: right;
        width: 10%;
    }

.section-navigation {
    border: 1px solid #1D8AC2;
    padding: 24px;
}

    .section-navigation .unit-header .flex-container {
        justify-content: flex-start;
    }

    .section-navigation .unit-header .icon {
        width: initial;
    }

    .section-navigation .unit-header .unit-title {
        width: initial;
    }

/* Responsive */

@media (max-width: 1199px) {
    .column.left {
        width: 26%;
    }

    .nav-triangle {
        display: none;
    }
}

@media (max-width: 767px) {
    .content.flex-container {
        flex-direction: column;
    }

    .column.left, .column.right {
        width: 100%;
    }

    .column.left {
        display: none;
    }

    .section-top .column.left {
        display: block;
    }

    .button-back {
        display: block;
    }
}