@media (orientation: portrait) {
    #particles-js {
        display: none;
    }
    #home {
        /* position: relative; */
        /* display: block; */
    }
    #content {
        /* margin-top: 4em; */
        /* margin-top: 12vh; */
    }
    #info_box {
        position: relative;
        margin: 0;
        padding: 0;
    }
    #box_text {
        margin: 0;
        position: relative;
        /* top: 40%; */
        /* left: 45%; */
        /* margin-right: -50%; */
        /* transform: translate(-50%, -50%); */
        align-content: center;
        text-align: right;
        color: white;
        text-shadow: 2px 4px 3px rgba(0, 0, 0, 0.6), 2px 4px 13px rgba(0, 0, 0, 1);
        /* margin-top: 4em; */
        /* margin-bottom: 2em; */
        padding-top: 2em;
        padding-bottom: 4em;
    }
    .section_body {
        /* margin-top: 4em; */
        padding: 2em;
    }
    #text_upper {
        font-size: 2em;
        /* max-width: 80vh; */
        /* letter-spacing: 1px; */
    }
    #text_lower {
        font-size: 1.2em;
        font-family: 'Roboto', sans-serif;
        /* letter-spacing: 5.5px; */
    }
    #navigation {
        display: block;
        position: fixed;
        height: 12%;
        height: 4em;
        height: 12vh;
        width: 100%;
        background: white;
        top: 0;
        z-index: 666;
    }
    #navigation_header {
        /* height: 100%; */
    }
    #header_bar {
        height: 100%;
        vertical-align: middle;
    }
    #logo {
        /* margin: 1.5vh; */
        height: 100%;
        position: absolute;
        bottom: 0;
        /* margin-left: 5%; */
        top: 30%;
        margin-left: 0.4em;
        left: 0;
    }
    #logo svg {
        height: 40%;
        /* position: absolute; */
    }
    #hamburger {
        height: 80%;
        position: absolute;
        /* bottom: 0; */
        right: 0;
        margin-top: 1.5em;
        margin-right: 1em;
        /* margin-right: 3%; */
    }
    #hamburger img {
        /* position: absolute;
        height: 25%;
        top: 40%;
        right: 10px; */
        height: 60%;
    }
    #navigation_bar {
        display: none;
    }
    #big_marwin img {
        width: 12em;
        /* max-height: 60%; */
    }
    #big_marwin {
        position: absolute;
        bottom: 0;
        right: 0;
        text-align: center;
    }
    .material_element {
        display: block;
        margin: auto;
        margin-bottom: 2em;
    }
    .material_element {
        /* width: 50%;
        display: inline-block;
        background: white;
        border-radius: 7%;
        overflow: hidden;
        margin: 1em; */
    }
    #material_row {
        position: relative;
        display: block;
        top: none;
        left: none;
        transform: none;
        width: 100%;
        text-align: center;
    }
    #header_bar {
        box-shadow: 2px 4px 13px rgba(0, 0, 0, 0.4);
    }
    #about_text {
        max-width: 100%;
    }
    #about_box {
        overflow: hidden;
        max-width: 100%;
        position: relative;
    }
    #about {
        position: relative;
    }
    p {
        color: #222;
        overflow: hidden;
        margin-top: 0.2em;
        margin-bottom: 0.2em;
    }
    /* .email_button {
        color: #486CB5;
        background: white;
        border-radius: 16px;
        padding: 1em;
        box-shadow: 2px 4px 7px rgba(0, 0, 0, 0.6);
        text-shadow: none;
        margin-top: 21em;
        font-size: 0.8em;
    } */
    .desktopBar {
        display: none;
    }
    #navigation {
        background: transparent;
    }
    .svgNav svg {
        /* height: 16em; */
    }
}