a.main-menu-item {
    font-weight: 100;
}

div.header {
    display: grid;
    align-items: center;
    grid-template-columns: 1fr 2fr;
    column-gap: 5px;
}

div.menu {
    margin: auto;
    justify-self: center;
    display: grid;
    align-items: center;
    grid-template-columns: 1fr 1fr;
    column-gap: 5px;
    row-gap: 10px;
    width: 500px;
}

div.main_menu {
    grid-template-columns: 1fr 1fr;   
}

div.pdfs_menu {
    grid-template-columns: 1fr 2fr;
}

img.header_logo {
    max-width: 60%;
    max-height: 60%;
}

div.header_text {
    font-size: 25px;
}

.sortable-header {
    position: relative;
    user-select: none;
}

.sortable-header:hover {
    background-color: rgba(255, 255, 255, 1);
    color: #000000;
    z-index: 2;
}

.sort-indicator {
    margin-left: 5px;
    font-weight: bold;
}

.table thead th {
    position: sticky;
    top: 37px;
    background: #212529; 
    color: #fff;         
    z-index: 2;
}
.table-container {
    max-height: calc(100vh - 300px);
    overflow-y: auto;
    position: relative;
}

.table-controls {
    position: sticky;
    top: 0;
    z-index: 3;
    /*background: #fff; /* Or match your table background */
    padding-top: 0px;
    padding-bottom: 0px;
}

.table td {
    z-index: 1;
}