body.page-layout {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

header.page-layout {
    display: flex;
    flex-direction: column;
    padding: 0;
}

main.page-layout {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    flex: 1 1 auto;
}

footer.page-layout {
    display: flex;
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    padding: 6px;
    font-family: Arial, sans-serif;
    font-size: small;
}

footer.page-layout ul {
    padding: 0;
    margin: 0;
}
footer.page-layout li {
    margin: 0;
    list-style-type: none;
}

div.header-main {
    display: flex;
    flex-direction: row;
    padding: 0 0 2px 0;
}

div.header-logo {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: flex-start;
    padding: 0;
}

nav.header-nav {
    display: flex;
    flex: 1 1 auto;
    align-items: flex-end;
    justify-content: center;
    padding: 0 1em 2px 3em;
}

.header-nav-item {
    margin-left: 0.25em;
}

div.header-languages-user {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: flex-start;
    padding: 0;
}

div.header-languages {
    padding: 0 1em 0 1em;
}

div.header-user {
    padding: 0 3em 0 1em;
}

div.progress {
    height: 4px;
}

div.header-splitter {
    height: 1px;
}

.page-layout-left-column {
    flex: 0 0 auto;
    width: 300px;
    padding: 4px;
}

.page-layout-middle-column {
    flex: 1 1 auto;
    padding: 8px 12px 8px 12px;
}

.page-layout-right-column {
    flex: 0 0 auto;
    width: 200px;
    padding: 8px;
}

table.layout {
    border-collapse: collapse;
    border-style: none;
    margin: 0;
}
table.layout td {
    border-style: none;
    padding: 0;
}

table.layout-space {
    border-collapse: collapse;
    border-style: none;
    margin: 0;
}
table.layout-space td {
    border-style: none;
    padding: 4px;
}

table.simple {
    border-collapse: collapse;
    border-style: none;
    margin: 0;
}

table.simple td {
    border-style: solid;
    border-width: 1px;
    padding: 0 2px 0 2px;
}

table.categories td {
    padding: 3px 8px 3px 0;
}