[style](trx-frontend-http): align unit and power labels to the right

Co-authored-by: OpenAI Codex <codex@openai.com>
Signed-off-by: Stanislaw Grams <stanislawgrams@gmail.com>

src/trx-client/trx-frontend/trx-frontend-http/assets/web/style.css

@@ -96,7 +96,7 @@ input.status-input, select.status-input { width: 100%; padding: 0.45rem 0.5rem;
   margin-bottom: 0;
 }
 .controls-col-power.label-below-col .label {
-  text-align: right;
+  justify-content: flex-end;
 }
 .controls-col.label-below-col > :not(.label) {
   order: 1;
@@ -265,12 +265,16 @@ button:disabled { opacity: 0.6; cursor: not-allowed; }
   flex: 0 0 auto;
 }
 .unit-col .label {
-  text-align: right;
+  display: flex;
+  justify-content: flex-end;
 }
 .label-below-row {
   display: flex;
   flex-direction: column;
 }
+#tab-main .label > span {
+  text-align: center;
+}
 .label-below-row > .label {
   order: 2;
   margin-top: 0.45rem;