program.css

body {
        text-justify: none;
}

@media (max-width : 1000px) {
    body {
        width: 100%;
        padding: 0;
        margin: 0;
        font-size: 0.85em;

    }
    nav li {
        font-size: 1.3em;
        padding: 0.5em;
    }

}
@media (min-width : 1000px) {

    nav ul {
        column-count: 2;
    }


    main {
        margin-left: 20%;
        margin-right: 20%;
        margin-top: 30px;
        margin-bottom: 25px;
        max-width: 1000px;
    }

    body {
        font-size: 18px;
        margin-left: 0;
        margin-right: 0;
        margin-top: 0;
        margin-bottom: 0;
        max-width: 100%;
    }


    nav {
        display: flex;
        justify-content: center;
    }

    nav li {
        margin: 0.1em;
        padding: 0.1em;
    }


    .authors {
        text-indent: 0.5em;
        padding: 0.3em;
    }

    .title {
        font-weight: bold;
        font-weight: larger;
    }

    section.complete:first-child {
        font-size: 4em;
    }



}


img {
    max-height: 10em;
}

section {
    border: solid 1px;
    margin: 1em;
    padding: 3em;
}


body {
    background-image: url("image/keith-zhu-qaNcz43MeY8-unsplash.jpg");
    background-size: cover;
    background-attachment: fixed;
}

header, section {
    background: #ffffffe6;
}

header {
    padding: 0 !important;
    display: flex;
    flex-direction: column;
    justify-content: center;
    line-height: 1.5em;
}

header h1, header h2, header h3 {
    text-align: center;
    padding: 0.5em;
}


blockquote {
    margin-top: 1.5em;
    padding-left: 0.2em;
    margin-right: 0;
}

section.keynote h3 {
    text-align: center;
}


details {
    padding-botton: 1em;
    display: revert;
}

summary {
    display: revert;
}


#DLtoc {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

#DLheader {
    width: 100%;
    display: flex;
    flex-direction: column;
    text-align: center;
}
#DLheader h1 {
    font-size:16px;
}

#DLcontent {
    font-size:12px;

}
#DLcontent h2 {
    font-size: 1.5em;
    margin-bottom:5px;
}
#DLcontent h3 {
    font-size:1.2em;
    margin-bottom: 1em;
}


ul.DLauthors {
    margin: 1em;
    padding: 0;
}

.DLauthors li{
    margin-right: 0.8em;
    font-size: 1.2em;
}

.DLauthors li:after{
    content:",";
}
.DLauthors li.nameList.Last:after{
    content:"";
}

.DLabstract {
    display:block;
}

.DLabstract summary {
    font-size: 1em;
    text-align: right;
}

.DLformats li{
    display: inline;
    list-style-type: none;
    padding-right: 5px;
}

.DLformats li:after{
    content:",";
}
.DLformats li.formatList.Last:after{
    content:"";
}

.DLlogo {
    vertical-align:middle;
    border:none;
    padding: 1em;
}


a, a:link, a:visited, a:hover {
    color: #4040b9;
}

#recordings {
    display: flex;
    flex-direction: column;
    align-items: center;
}