/* Match the original login button corner shape; preserve all other styles. */
html body :is(button, input[type="submit"], input[type="button"], input[type="reset"], a.btn, a[class^="btn-"], a[class*=" btn-"], a[role="button"]):nth-child(n):nth-child(n) {
    border-radius: 6px !important;
}

/* Match the tab wrapper corners to its buttons. */
.tabs-container {
    border-radius: 6px !important;
}