.header-top {
  padding-top: 5px !important;
  padding-bottom: 5px !important;
  margin-top: 0 !important;
  margin-bottom: 0 !important;
}

.badge-small {
  font-size: 0.75rem; /* smaller than default */
  padding: 0.25em 0.4em; /* optionally reduce padding too */
}

.badge-custom {
  background-color: #28a745; /* your desired background color */
  color: #fff;               /* text color */
  font-size: 0.75rem;        /* smaller font */
  padding: 0.25em 0.4em;
}