/* .middle {
    position: relative;
    width: 100%;
}

header {
    background: -webkit-linear-gradient(165deg, #235577, #f4f4f4);
    background: -o-linear-gradient(165deg, #235577, #f4f4f4);
    background: -moz-linear-gradient(165deg, #235577, #f4f4f4);
    background: linear-gradient(165deg, #235577, #f4f4f4);
    width: 100%;
    height: 3.75em;
    top: 0em;
    left: 0em;
    position: fixed;
    text-align: center;
    transition: top 0.2s ease-in-out;
    z-index: 10000;
}

.nav-down {
    top: -3.75em;
}

.nav-up {
    top: 0em;
}

#header_left {
    position: absolute;
    top: 0.5em;
    left: 0.5em;
    white-space: nowrap;
    overflow: hidden;
}

#header_right {
    position: absolute;
    top: 0.5em;
    right: 0.5em;
    white-space: nowrap;
    overflow: hidden;
}

header h1 span a {
    text-decoration: none;
    color: inherit;
}

ul.selector {
    display: inline-block;
    line-height: 2.7em;
    padding: 0;
    font-weight: 600;
    color: inherit;
    overflow: hidden;
}

ul.selector a {
    position: relative;
    display: block;
    float: left;
    overflow: hidden;
    padding: 0 1em 0 1em;
    cursor: pointer;
    -moz-transition: all 0.2s ease-in-out;
    -webkit-transition: all 0.2s ease-in-out;
    -ms-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
    border-style: solid;
    border-color: #dee0e3;
    height: 2.75em;
    border-top-width: 1px;
    border-bottom-width: 1px;
    border-left-width: 0px;
    border-right-width: 0px;
    text-decoration: none;
    color: inherit;
}

ul.selector a li {
    list-style: none;
}

ul.selector a:first-child {
    border-left-width: 1px;
    border-top-left-radius: 5px;
    border-bottom-left-radius: 5px;
}

ul.selector a:last-child {
    border-right-width: 1px;
    border-top-right-radius: 5px;
    border-bottom-right-radius: 5px;
}

ul.selector a:hover {
    background-color: rgba(0, 36, 54, 0.40);
}

ul.selector a li:active {
    background-color: rgba(195, 206, 224, 0.40);
}

#header_left h1 {
    letter-spacing: -0.5px;
    font-weight: 600;
    float: left;
    line-height: 2.15em;
    margin: 0 0.25em 0 0.25em;
    display: inline-block;
    font-size: 1.25em;
} */

body {
    min-height: 100vh;
    padding-top: 65px;
}

.flex-grow {
    flex: 1;
}

.bg-navbar {
    background: #002336;
}