.content fieldset{
    background-color: #b0b7b3;
}


.fila{

    display: flex;
    padding: 20px;
}

.linea{
    margin: 10px;
}


input{
    width: 300px;
    height: 60%;
  }


select{
    width: 310px;
    height: 75%;
  }

  .boton{
    text-align: center;
margin: 20px;
  }
  .content{
      margin-bottom: 50px;
  }



  .regresar{
    text-align: end;
    margin: 20px;
  }


  @media (min-width:320px) and (max-width:720px) {
    .regresar{
        text-align: center;
        margin: 20px;
      }

      .fila {
        display: inline-block;
        padding: 10px;
    }

    input {
        
        height: 30px;
      }
      select {
        
        height: 30px;
      }

  }

  @media (min-width:720px) and (max-width: 1040px)  {

    .fila {
        display: inline-block;
        padding: 10px;
    }

    input {
        width: 600px;
        height: 30px;
      }

      select {
        width: 600px;
        height: 30px;
      }

      .boton {
        text-align: initial;
      }



  }