body {
    background-color: #f0f0f0;
    font-family: sans-serif;
    text-align: center;
    margin: 0;
    padding: 0;
  }
  
  .contenedor-animacion {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100px;
    height: 100px;
  }
  
  .circulo {
    position: absolute;
    top: 0;
    left: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #007bff;
    animation: animacion-circulo 2s linear infinite;
  }
  
  .circulo:nth-child(2) {
    animation-delay: 1s;
    background-color: #5bc0de;
  }
  
  @keyframes animacion-circulo {
    0% {
      transform: rotate(0deg);
    }
    100% {
      transform: rotate(360deg);
    }
  }