programacion-web/css/javascript2.1.css

validacion-formularios

  body {
    background:linear-gradient(to right, #9ac6ff, #387be0, #53cae4);;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
  }
  .contenedor-formulario {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
  }

  input.form-control {
    margin-bottom: 15px;
  }

  button {
    width: 100%;
  }