:root {
    --red: #D95D4F;
    --green: #39A695;
    --lightgray: rgb(211, 211, 211);

    --good-answer-color: var(--green);
    --wrong-answer-color: var(--red);
    --lead-color: #476259;
}
.navbar-toggler-icon {
    background: url("data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'><path stroke='rgba%280, 0, 0, 0.5%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/></svg>");
    background-position: center;
}

.noselect {
    -webkit-touch-callout: none; /* iOS Safari */
      -webkit-user-select: none; /* Safari */
       -khtml-user-select: none; /* Konqueror HTML */
         -moz-user-select: none; /* Old versions of Firefox */
          -ms-user-select: none; /* Internet Explorer/Edge */
              user-select: none; /* Non-prefixed version, currently
                                    supported by Chrome, Edge, Opera and Firefox */
  }

.text-red {
    color: var(--red);
}

.text-green {
    color: var(--green);
}

.bg-green {
    background: var(--green);
}
.bg-lightgray {
    background: var(--lightgray);
}

.btn-green {
    background: var(--green);
    color: white;
}

.btn-green:hover {
    background: var(--green);
}

.btn-primary {
    background-color: #36B39F;
    border-color: #36B39F;
    color: white !important;
}

.btn-outline-green {
    color: var(--green);
    border-color: var(--green);
}

.btn-outline-green:hover {
    color: #fff;
    background-color: var(--green);
    border-color: var(--green);
}

html,
body {
    background-color: #F5F5F5;
    color: #636b6f;
    font-family: 'Nunito', sans-serif;
    font-weight: 400;
    font-size: 14px;
    height: 100vh;
    margin: 0;

}

.main {
    display: grid;
    height: 100%;
    width: 100%;
    grid-template:
        'navbar navbar navbar navbar' auto
        '. . . .' 120px
        '. video toc .' auto
        'footer footer footer footer' 1fr / 20px 4fr 1.5fr 20px;
}

#sponsors-row {
    display: flex;
    justify-content: space-around;
    width: 100%;
    max-width: 100%;
    align-items: center;
    flex: 1 1 auto; 
    background-color: var(--primary-color);
    color:white;
    padding: 10px 5px;
}

#sponsors-row > * {
    display: inline-block;
}

@media only screen and (max-width:666px)
{
    #sponsors-row {
        display: block;
    }

    #sponsors-row > * {
        margin-bottom: 3px;
    }
}

@media only screen and (max-width:1000px) {
    .hero-content > .hero-cover {
        position: relative !important;
        object-fit: contain !important;
    }

    .hero-content .overlay {
        position: absolute;
        width: 100%;
    }
}
@media only screen and (min-width:1000px) {
    #navbar-left.collapse{
        display:flex;
    }

}

.footer {
    grid-area: footer;
    align-self: end;
}
.footer a{
    color: black;
}

.navbar {
    grid-area: navbar;
    position: relative;
    box-shadow: 0px 0px 10px 0px;
    display: flex;
    justify-content: space-between;
}

@media only screen and (max-width:600px) {
    .navbar .right,
    .navbar .left {
        width: 100%;
        justify-content: center;
    }
    .navbar .navbar-nav {
        margin-left: 0!important;
        flex-basis: 100%;
        flex-direction: column;
    }
    .navbar .right.collapse:not(.show),
    .collapse:not(.show) {
        display: none;
    }
    .footer > div{
        flex-direction: column;
    }
}

.navbar .right,
.navbar .left {
    display: flex;
    align-items: center;
    padding: 8px;
    flex-wrap: wrap;
}

#authMenuButton::after {
    content: "\f078";
    font-family: "Font Awesome 5 Free";
    border: 0;
    font-weight: 600;
    line-height: 1;
    vertical-align: 0;
}


.videos {
    grid-area: video;
}

.toc {
    grid-area: toc;
}

.language-selector {
    display: inline-flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.language-selector li {
    display: inline-block;
}

.language-selector a {
    text-transform: uppercase;
    text-decoration: none;
    padding: 0;
    line-height: 1.5rem;
    color: black;
    display: inline;
    font-weight: bold;
    background: rgb(211, 211, 211);
    padding: 3px 5px;
    border-radius: 5px;
}

.language-selector>li+li {
    margin-left: 5px;
}

.language-selector a.active {
    background: rgb(100, 100, 100);
    color: white;
}

.navbar-nav {
    flex-direction: row;
}
.navbar-nav .nav-link {
    padding-left: 2rem;
    padding-right: 2rem;
    color: inherit;
}
.nav-link.active {
    color: #3DB29F;
    font-weight: bold;
}
.nav-link:hover {
    color: var(--green);
}