.svopa-responsive-spacer {
    display: block;
    box-sizing: border-box;
    width: 100%;
    height: var(--svopa-spacer-desktop);
    min-height: 0;
    overflow: hidden;
    padding: 0;
    border: 0;
}

@media (max-width: 767px) {
    .svopa-responsive-spacer {
        height: var(--svopa-spacer-mobile);
    }
}

/* V režimu úprav lze označit i mezeru s nulovou výškou. */
.svopa-responsive-spacer--editing {
    position: relative;
    min-height: 24px;
    outline: 1px dashed #777;
}

.svopa-responsive-spacer__label {
    position: absolute;
    top: 2px;
    left: 4px;
    font: 11px/16px sans-serif;
    color: #333;
    background: #fff;
    white-space: nowrap;
}