body {
    font-family: "Montserrat", serif;
    font-optical-sizing: auto;
    font-weight: 400;
    font-style: normal;
    background-color: black;
  }

.uk-background-primary {
    background-color: #fff500;
}

.uk-progress {
    background-color: white;
    &[value]::-webkit-progress-value {
        background-color: black; /* Color de la parte rellena */
      }
}