@media (max-width: 991px) {

  .navbar-brand {
    margin: 0 auto;
  }
  .bg-dark {
    height: auto;
    text-align: center;
  }
  .navbar-nav{
    margin-top: 10px;
  }
  /* PRIMEIRA PARTE  */
  .part-one-left h1{
    font-size: 2.1875em;
  }
  .part-one-left p{
    font-size: 1.25em;
  }
  .celular1{
    width: 250px;
    height: 480px;
    margin: 0 auto;
  }
  .part-one-right{
    align-self: center;
  }
  .part-one-right-texto p{
    font-size: 1em;
  }
  .part-one-right-texto h4{
    font-size: 2.1875em;
  }
  .menina-header{
    margin-top: 0px;
  }

  /* SEGUNDA PARTE  */
  .part-two-left h1{
    font-size:1.5625em;
  }
  .part-two-left p{
    text-align: right;
    font-size: 1em;
  }
  /* TERCEIRA PARTE */
  .celular3 img {
    margin-left: 0px;
  }

  .celular3 img{
    height: 400px;
  }

  .part-tree-rigth h4{
    font-size: 1.5625em;
    width: 100%;
    margin-top: 30px;
  }
  .part-tree-rigth p{
    font-size: 1em;
  }
  /* QUARTA PARTE  */
  .four-part-left {
    align-self: center;
    padding-left: 0px;
  }

  .four-part h4 {
    font-size: 1.5625em;
    max-width: 100%;
    margin-left: 100px;
    text-align: right;
  }

  .four-part p {
    font-size: 1em;
    text-align: right;
    margin-left: 100px;
    max-width: 100%;
  }

  .four-part .btn-primary{
    float: right;
  }

  .celular-final {
    padding-left: 70px;
  }

  .footer-logo img {
    display: inline-block;
  }

  .text-footer {
    padding-left: 0;
    text-align: center;
  }

  .facebook img,
  .instagram img,
  .whatsapp img {
    padding: 0 5px;
    display: inline-block;
    text-align: center;
  }

  .rede-social {
    text-align: center;
  }

  .todo-social {
    text-align: center;
  }

  .text-social input {
    margin: 0 auto;
    width: 40%;
    padding-left: 20px;
  }
  .footer{
    padding: 50px 0px;
  }
}
@media (max-width: 767px) {

  .baixar{
    position: relative;
    bottom: -600px;
  }
  .celular1{
    position: relative;
    bottom: -800px;
  }
  .menina-header{
    position: relative;
    top: -600px;
  }
  .part-one-right-texto{
    position: relative;
    top: -450px;
  }
  .part-one-right-texto h4,.part-one-right-texto p{
    text-align: center;
    max-width: 100%;
    padding: 0px 10px;
  }
  .part-two-left{
    text-align: center;
  }
  .part-two-left h1, .part-two-left p{
    text-align: center;
  }
  .part-two-left .btn-primary, .btn-primary{
    margin-bottom: 20px;
  }
  .image-segunda-parte img{
    margin: 0 auto;
  }
  .part-two{
    margin-bottom: 50px;
  }
  /* PARTE TRES  */
  .celular3 img {
    height: 400px;
    margin: 0 auto;
  }
  .celular3{
    order: 2;
  }

  .part-tree-rigth h4,
  .part-tree-rigth p {
    text-align: center;
  }

  .part-tree-rigth p, .part-tree-rigth h4 {
    text-align: center;
    max-width: 100%;
  }

  /* QUARTA PARTE  */
  .four-part{
    padding-top: 80px;
  }
  .four-part h4 {
    width: 100%;
    margin-left: 0px;
    text-align: center;
  }

  .four-part p {
    text-align: center;
    width: 100%;
    margin-left: 0px;
  }

  .four-part-left {
    padding-left: 0px;
    text-align: center;
  }

  .four-part .btn-primary {
    margin-top: 20px;
    margin-bottom: 20px;
    float: none;
  }
  .celular-final img {
    margin: 0 auto;
  }
  .celular-final {
    margin: 0 auto;
    padding: 0px;
  }

}
@media (max-width: 576px) {
  .four-part .btn-primary{
    margin-left: 0px;
  }
  .part-two{
    margin-top: 200px;
  }
  .part-one-right-texto{
    top: -400px;
  }
  .celular1{
    bottom: -850px;
  }

  .baixar{
    bottom: -600px;
  }
}

@media (max-width: 500px) {
  .baixar{
    bottom: -520px;
  }

}

@media (max-width: 450px) {
  .baixar{
    bottom: -450px;
  }
  .celular1{
    bottom: -800px;
  }
} 
@media (max-width: 350px) {
  
}