"/>
<style>
.test-row {
    display: flex;
    margin-bottom: 5px;
}
.test-row > div {
    flex: none;
}

.container {
    margin-right: 5px;
    border: 5px solid lightgreen;
    width: 100px;
}

.horizontal-tb {
    writing-mode: horizontal-tb;
}

.vertical-rl {
    writing-mode: vertical-rl;
}

.vertical-lr {
    writing-mode: vertical-lr;
}

.row {
    flex-direction: row;
}

.row-reverse {
    flex-direction: row-reverse;
}

.column {
    flex-direction: column;
}

.column-reverse {
    flex-direction: