@import url('https://fonts.googleapis.com/css?family=Oxygen&display=swap');
body {color: #243b53; background-color: #f0f4f8; /*padding: 0 2rem 0 1rem;*/ padding: 0; margin: 0;}
body, h1, h2, h3, h4, h5, h6, p { font-family: 'Oxygen', sans-serif!important; }
a { color: #724BB7; }
a:hover { color: #a081d9; }

.embed-responsive-item{
    text-align: center;
    margin-top: 4rem;
    font-family: 'Oxygen', sans-serif;
}
.vjs-fluid, .embed-responsive-item.video-cover{
    /*margin-top: 20px;*/ margin-top: 0;
}


.title {
    font-size: 1.125rem;
    color: #486581;
    margin-bottom: 2rem;
}
p.content-title { margin-bottom: 1rem;  }
.btn-primary {
    background-color: #724BB7;
    color: #EAE2F8;
    font-size: inherit;
}
.btn{
    padding: 0.5rem 1rem;
    border: none;
    border-radius: 0.25rem;
}
a.btn {
    text-decoration: none !important;
}
.btn-primary:hover {
    color: #EAE2F8;
    background-color: #a081d9;
}
.video-js.video-js-custom-theme .vjs-big-play-button {
    font-size: 7.5em;
    line-height: 1.24em;
    height: 1.2em;
    width: 1.2em;
    border: none;
    border-radius: 1em;
    left: 50%;
    top: 50%;
    margin-left: -0.65em;
    margin-top: -0.65em;
}
h1, h2 { color: #ef4e4e; font-size: 24px; font-weight: bold; margin-bottom: 24px; }
p, .title.text-primary { color: #486581!important; font-size: 1rem; }
.exercise .fa.fa-check-circle {color: #17b897; font-size: 18px; margin-top: 6px; }
.exercise .fa.fa-times-circle {color: #ef4e4e; font-size: 18px; margin-top: 6px; }
.exercise .answer { color: #17b897!important; font-size: 14px; }
.divider-sm {background-color: #d9e2ec; }
.form-control { color: #486581!important; background-color: #ffffff!important; border: 1px solid #d9e2ec!important; border-radius: 0.25rem; }
.text-primary { color: #724BB7!important; }
label {color: #829ab1; }
.exercise .relation-left { background-color: #f0f4f8; color: #486581; }
.exercise .line { background-color: #9FB3C8;  }