/* ESTRUCTURA GENERAL */

*{
    margin: auto;
    padding: 0;
    box-sizing: border-box;
}

body, html {
  margin: auto;
  height: 100%;
  width: 100%;
  font-family: sans-serif;
}

/* ESTRUCTURA GENERAL */


/* ********************************* CONTENIDO ************** */

main{
    padding: 0;
    margin: 0;
    position: relative;
    z-index: -4;
}

.contenedor{
    padding: 30px;
    width: 90%;
}

.contenedor h1{
    width: 100%;
    margin-top: 100px;
    text-align: center;
    color:white;
    background: rgb(0, 190, 220, 0.4);
    padding: 20px;
    /*border-radius: 25px;*/
}

.fotos h1, .videos h1{
    width: 50%;
    margin-top: 100px;
    text-align: center;
    color:white;
    background: royalblue;
    padding: 20px;
}

.fotos img{
    width: 30%;
    height: auto;
    padding: 10px;
    margin-top: 15px;
    margin-bottom: 5px;
    background: black;
}


/* ********************* CONTENIDO ************************ */




/* RESPONSIVE DESIGN -- media screen and (max-width: 520px) and (min-width: 480px) */

@media only screen and (min-width : 250px) and (max-width : 480px)
	{
        
/*** CONTENIDO ***/
        /*---------------------*/
     .historia-img img{
        width: 100%;
    }   

        
        /*---------------------*/

/********** CONTENIDO ***/        
}