html {
    width: 100%;
    height: 100%;
}

body {
    font-family: Montserrat, sans-serif;
    color: #4a5568;
    background-color: #f7fafc;
    background-image: url("data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjk1IiBoZWlnaHQ9IjExMTQiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyI+PGcgdHJhbnNmb3JtPSJ0cmFuc2xhdGUoLTMwIC0xODQpIiBmaWxsPSIjNkJDMUVEIiBmaWxsLXJ1bGU9Im5vbnplcm8iIGZpbGwtb3BhY2l0eT0iLjA3Ij48cmVjdCB0cmFuc2Zvcm09InJvdGF0ZSg3NiAyMTEgMzg3LjUpIiB4PSItMTU3IiB5PSIyNjIiIHdpZHRoPSI3MzYiIGhlaWdodD0iMjUxIiByeD0iMTI1LjUiLz48cmVjdCB0cmFuc2Zvcm09InJvdGF0ZSg3NiA2MDUgOTM2LjUpIiB4PSIyMzciIHk9IjgxMSIgd2lkdGg9IjczNiIgaGVpZ2h0PSIyNTEiIHJ4PSIxMjUuNSIvPjwvZz48L3N2Zz4=");
    background-repeat: no-repeat;
    background-size: 800px;
    background-position: top right;
    font-size: 16px;
    line-height: 28px;
    font-weight: 400;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
}

/**
* Header
 */

 header {
     margin-top: 2em;
     margin-bottom: 6em;
 }

 header nav {
     display: -webkit-box;
     display: -ms-flexbox;
     display: flex;
     -webkit-box-align: center;
         -ms-flex-align: center;
             align-items: center;
     -webkit-box-pack: justify;
         -ms-flex-pack: justify;
             justify-content: space-between;
 }

 @media (max-width: 768px) {
     header nav {
         -webkit-box-orient: vertical;
         -webkit-box-direction: normal;
             -ms-flex-direction: column;
                 flex-direction: column;
     }

     header nav .nav_icon {
         margin-bottom: 1.5em;
     }
 }

header nav .nav_icon svg {
    width: 135px;
    fill: currentColor;
    color: #4a5568;
}

header nav .nav_menu a {
    color: inherit;
    text-decoration: none;
}

header nav .nav_menu a:hover {
    color: #0b2633;
}

header nav .nav_menu a:first-child {
    margin-right: 2em;
}



/**
* Main
*/

@media (min-width: 992px) {
    main .intro {
        max-width: 50rem;
        margin: 0 auto
    }
}

main a {
    color: #3182ce;
}

main .intro .main-title {
    font-size: 4em
}

main .intro {
    margin-bottom: 4em;
}

.videos-container {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    overflow: hidden;
    margin: 0 -15px;
}

.videos-container .video-item {
    width: 50%;
    padding: 0 3rem;
}

@media (max-width: 992px) {
    .videos-container {
        -ms-flex-wrap: wrap;
            flex-wrap: wrap;
    }

    .videos-container .video-item {
        width: 100% !important;
        margin-bottom: 1.5em;
    }
}

.videos-container .video-item h3 {
    font-size: 1.7em;
    margin: 0;
    margin-bottom: 1rem;
}


/**
* Layout Classes
 */
.container {
    width: 100%;
    padding-right: 15px;
    padding-left: 15px;
    margin-right: auto;
    margin-left: auto;
}

@media (max-width: 575px) {
    .container {
        max-width: 90%;
    }
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

@media (min-width: 992px) {
    .container {
        max-width: 960px;
    }
}

@media (min-width: 1200px) {
    .container {
        max-width: 1140px;
    }
}

/**
*   Utilities
*/

.text-center {
    text-align: center;
}