#top {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: .5em;
    margin-bottom:.5em;
    min-height: 3.1em;
    padding-right: 0;
}

#top > a {
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.theme-selector-form {
    position: static;
    flex: 0 1 27em;
    width: min(27em, calc(100% - 1.5em));
    max-width: calc(100% - 1.5em);
    margin: .35em .75em .35em auto;
    z-index: 2;
    text-align: right;
}

.theme-selector-form .theme-selector {
    width: 100%;
}

.theme-selector-form .ui-selectonemenu-label {
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/*
#content {
    margin-left:15em;
}

#left {
    position:absolute;
    float:left;
    width: 12em;
    min-height: 20em;
    margin-right: -100%;
}
*/