html {
    background-color: #f1f1f1;
}

body.container {
    padding-left: 0;
    padding-right: 0;
    background-color: #ffffff;
}

.container-fluid {
    padding-left: 30px;
    padding-right: 30px;
}

.page-header {
    margin: 54px 0 20px;
    border-bottom: 0;
    padding-bottom: 10px;
}

main a {
    font-weight: bold;
}

.navbar {
    margin-bottom: 0;
    border-radius: 0;
}

.page-footer {
    padding-top: 20px;
    padding-bottom: 20px;
    margin: 20px 0 0;
}

.panel-subheading-other {
    background-color: #fcf8e3;
}

.panel-subheading-session {
    background-color: #e6faff;
    padding-left: 60px;
}

.panel-subheading-session a {
    color: inherit;
}

.panel-subheading-other a {
    color: inherit;
}

.panel-subheading-overhead {
    background-color: #ffebe6;
}

.panel-subheading-overhead a {
    color: inherit;
}

html,
body,
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: Raleway, sans-serif;
}

span.label {
    padding-top: .3em;
}

.list-group-session {
    margin-bottom: 0;
}

.btn-matrix-2>.btn:nth-child(2n+3) {
    clear: left;
    margin-left: 0;
}

.btn-matrix-2>.btn:nth-child(n+3) {
    margin-top: -1px;
}

.btn-matrix-2>.btn:first-child {
    border-bottom-left-radius: 0;
}

.btn-matrix-2>.btn:nth-child(2) {
    border-top-right-radius: 4px !important;
}

.btn-matrix-2>.btn:nth-last-child(2) {
    border-bottom-left-radius: 4px !important;
}

.btn-matrix-2>.btn:last-child {
    border-top-right-radius: 0;
}

.btn-matrix-2>.btn {
    width: 50%;
}

.btn-matrix-2 {
    width: 100%;
}

/* Accomodations */
table.accomodations a {
    color: #555;
    font-weight: normal;
}

.accomodations th,
.accomodations td {
    padding: 10px;
}

.accomodations th:last-of-type {
    text-align: right;
    width: 160px;
}

.accomodations thead {
    border-style: solid;
    border-color: #555;
    border-width: 1px 0;
}

.accomodations td:nth-child(1) {
    text-align: rigth;
}

.accomodations td:nth-child(2) {
    text-align: left;
}

.accomodations td:nth-child(3) {
    text-align: left;
}

.accomodations td:nth-child(4) {
    text-align: center;
}

.accomodations td:nth-child(5) {
    text-align: center;
}

.accomodations tr:nth-child(even) {
    background-color: #f4f4f4;
}



@media screen and (max-width: 610px) {
    .accomodations {
        width: 100%;
        min-width: 530px;
    }

    .accomodations-wrap {
        overflow: auto;
    }
}

.sub-file {
    padding-left: 2em !important;
    /* Indentation for sub-files */
    background-color: #f4f4f4;
}

/* Supporters and sponsors */
.supporters {
    align-items: center;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: repeat(auto-fit, 100px);
    gap: 30px;
}

.supporters a {
    text-align: center;
    margin-top: 10px;
    margin-bottom: 10px;
}

.supporters a img {
    max-height: 100px;
    object-fit: contain;
    width: 100%;
}

.supporters a img:hover {
    opacity: 0.5;
    transition: opacity 0.3s;
}

@media screen and (max-width: 700px) {
    .supporters {
        grid-template-columns: 1fr 1fr;
    }
}

@media screen and (max-width: 500px) {
    .supporters {
        grid-template-columns: 1fr;
    }
}

footer {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    padding: 50px 30px 30px;
}

@media screen and (min-width: 700px) {
    footer div:last-of-type {
        text-align: right;
    }
}

@media screen and (max-width: 700px) {
    footer {
        align-items: center;
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* Sponsorship opportunities */
.opportunities {
    border-bottom: 1px solid black;
    border-top: 1px solid black;
    margin: 0px auto 30px;
}

.opportunities thead {
    border-bottom: 1px solid black;
}

.opportunities thead tr:nth-child(2) th {
    font-weight: 400;
}

.opportunities td:not(:first-of-type),
.opportunities th:not(:first-of-type) {
    text-align: center;
    padding: 10px 25px;
}

.opportunities td,
.opportunities th {
    padding: 10px 5px;
}

@media screen and (max-width: 767px) {
    .opportunities {
        width: 100%;
        min-width: 500px;
    }

    .opportunities-wrap {
        overflow: auto;
    }
}


/* Registration */
table.registration a {
    color: #555;
    font-weight: normal;
}

.registration th,
.registration td {
    padding: 10px;
}

.registration th:last-of-type {
    text-align: center;
}

.registration thead {
    border-style: solid;
    border-color: #555;
    border-width: 1px 0;
}

.registration td:nth-child(1) {
    text-align: center;
}

.registration td:nth-child(2) {
    text-align: center;
}

.registration td:nth-child(3) {
    text-align: center;
}

.registration td:nth-child(4) {
    text-align: center;
}

.registration td:nth-child(5) {
    text-align: center;
}

.registration tr:nth-child(even) {
    background-color: #f4f4f4;
}

.registration th:nth-child(1) {
    text-align: center;
}

.registration th:nth-child(2) {
    text-align: center;
}

.registration th:nth-child(3) {
    text-align: center;
}

.registration th:nth-child(4) {
    text-align: center;
}

.registration th:nth-child(5) {
    text-align: center;
}

.noheader>thead {
    display: none;
}

@media screen and (max-width: 610px) {
    .registration {
        width: 100%;
        min-width: 530px;
    }

    .registration-wrap {
        overflow: auto;
    }
}

/* Hero centers text in the middle of the screen over the venue image */

.hero {
    position: absolute;
    top: 0px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 100%;
    text-shadow: 2px 2px 3px #000000;
}

.hero h1 {
    font-size: 3.5vw;
    color: white;
}

.hero h2 {
    font-size: 3vw;
    color: white;
}

@media (min-width: 1200px) {
    .hero h1 {
        font-size: 36pt
    }

    .hero h2 {
        font-size: 24pt
    }
}

@media (max-width: 500px) {
    .hero h1 {
        font-size: 16pt
    }

    .hero h2 {
        font-size: 12pt
    }
}

/* Prevent extra space to the right of body on mobile */

html,
body {
    overflow-x: hidden
}

/* The Current Session button only shows in the menu bar if it's linking somewhere */

a.current-session {
    position: relative;
    float: right;
    margin-right: 15px;
    margin-top: 8px;
    display: none;
}

a.current-session[href] {
    display: block;
}

.current-session:hover {
    margin-top: 9px;
}

.follow-btn {
    background-color: #000;
    color: #fff;
    border: none;
    border-radius: 25px;
    padding: 5px 12px;
    font-family: Helvetica, sans-serif;
    font-size: 12px;
    display: inline-flex;
    align-items: center;
    cursor: pointer;
    text-decoration: none;
    text-align: center
}

.follow-btn .follow-img {
    fill: #fff;
    margin-right: 8px;
    height: 15px;
    width: 15px
}

.follow-btn .text_btn {
    display: flex;
    align-items: center
}

.follow-btn:hover {
    background-color: #333
}