:root {
    --azul-principal: #007BFF;
    --azul-oscuro: #003F88;
    --verde-suave: #5CB85C;
    --gris-claro: #F8F9FA;
    --gris-medio: #6C757D;
}

    body {
      background-color: var(--gris-claro);
      font-family: 'Segoe UI', sans-serif;
    }

    .logo_img {
      max-width: 100%;
      width: 100px;
    }


    .navbar {
      background-color: var(--azul-oscuro);
    }

    .navbar-brand, .nav-link {
      color: white !important;
    }

    .hero {
      background-color: white;
      text-align: center;
    }

    .hero h2 {
      color: var(--azul-oscuro);
      font-size: 2rem;
      padding-top: 20px;
      margin-bottom: 20px;
      background-color: rgba(255, 255, 255, 0.267);
      background: radial-gradient(ellipse at center, #ffffff9f 60%, rgba(255,255,255,0) 100%);
      padding-bottom: 1rem;
    }

    .hero p {
      color: var(--azul-oscuro);
      font-weight: 600;
      font-size: 1.2rem;
      margin-bottom: 30px;
      background-color: rgba(255, 255, 255, 0.336);
      background: radial-gradient(ellipse at center, #ffffff9f 60%, rgba(255,255,255,0) 100%);
      padding: 1rem;
    }

    .hero img {
      max-width: 100%;
      height: auto;
    }

    .btn-primary {
      background-color: var(--azul-principal);
      border: none;
    }

    .btn-primary:hover {
      background-color: #0056b3;
    }


    .fondo-azul-oscuro {
      background-color: var(--azul-oscuro);
    }


    .img-background {
      background-image: url(../img/Como-se-cura-una-fractura-en-la-pelvis.jpg);
      background-size: cover;
      background-position: 100% 0;
      mask-image: linear-gradient( 
        to bottom,
        rgba(255, 255, 255, 0),
        rgb(255, 255, 255) 5%
      );
      max-height: auto;
      max-width: 100%;
      height: 250px;
      width: 100%;
    }