.banner {
    max-width: 100%;
    margin: 0 auto 50px 0;
  }


  
  .banner  .img{
    max-width: 100%;
    height: 0;
    padding-top: 35%; /* altura proporcional à largura */
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
    position: relative;
    top: 0;
    left: 0;
    margin: 0 auto;
}

.banner .navegacao{
    display: flex;
    align-items: center;
    justify-content: center;
}

.banner .navegacao .btn{
    width: 10px;
    height: 10px;
    border-radius: 100%;
    background-color: #5e5e5e;
    margin: 5px;
    cursor: pointer;
    transition: all 0.2;
}

.banner .navegacao .btnActive{
    background-color: #0782CA;
    transform: scale(1.1);
}

.banner-description {
    position: absolute;
    z-index: 3;
    bottom: 4%;
    left: 1%;
    font-size: 1.5vw;
    padding: 10px;
    max-width: 50%;
    background: #000000b5;
    color: white;
    font-weight: 500;
    border-radius: 6px;
}
  
  @media (max-width: 768px) {
    /* ajuste de tamanho para dispositivos menores */
    .banner {
        width: 100%;
    }

    .banner-description {
        font-size: 2vw;
    }

    .banner .img{
        width: 100%;
         padding-top: 50%; /* altura proporcional à largura */
        
    }

  }