estilos.css

/* Familia de fuentes para toda la página */

* {
    font-family: 'Ubuntu',Tahoma, Geneva, Verdana, sans-serif;
}
main{
    margin-top: 0;
}
p {
    color: black;
    font-size: 22px;  
    margin: 0px;
    text-align: center;
}
h1 {
    color:rgb(68, 114, 175);
    font-size: 24px;
    font-weight: bold;
}
h2 {
    color:darkblue;
    font-size: 18px;
    font-weight: bold;
}
h3 {
    color:darkblue;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
}
/* Fuente para las fotos */
h4 {
    color: white;
    background-color: rgba(100,100,100,0.9);
    font-size: 18px;
    font-weight: bold;
    text-align: center;
}
.formulario{
    display: flex;
    align-content: center;
    width: fit-content;
}
.locales {
    color: grey;
    font-size: 16px;
    padding-left: 5px;
}
body { 
    margin: 0 0;
    background-color: rgb(231, 235, 240);
    align-items: center;
}  
.header{
    top:0;
    left:0;
    height: 60px;
    display: flex;
    justify-content: center;
    background-color: darkslategray;
    color: white;
    box-shadow: 0 4px 5px rgb(106, 111, 119);
    /* position: sticky; */
}
.footer{
    height: 30px;
    width: 100%;
    display: flex;
    justify-content: center;
    color:rgb(64, 66, 66)
}
.item-footer{
    color: rgb(64, 66, 66);
    font-size: 16px;
    margin: 0 5px;
    line-height: 30px;
    width: max-content;
}
.item-footer-link{
    color: rgb(64, 66, 66);
    background-color: darkslategray;
    padding: 2px 8px;
}
.item-footer-link:hover{
    background-color: rgb(182, 117, 20);
}
.nav{
    display: flex;
    justify-content: space-between;
    max-width: 800px;

}
.nav-link{
    color: white;
    text-decoration: none;
}
.logo {
    font-size: 30px;
    font-weight: bold;
    padding: 0 20px;
    line-height: 60px;
  }
.menu{
    display: flex;
    margin-right: 25px;
    list-style: none;
}
.item-menu{
    color: white;
    font-size: 16px;
    margin: 0 5px;
    line-height: 40px;
    width: max-content;
}
.item-menu-link{
    padding: 8px 8px;
}
.item-menu-link:hover{
    border-top: 3px solid rgb(231, 235, 240);
    background-color: rgb(236, 164, 56);
    transition: 0.15s;
}
.toggle{
    color: white;
    background: none;
    border: none;
    font-size: 30px;
    padding: 0 20px;
    line-height: 60px;
    cursor: pointer;
    display: none;
  }

/*----------------------------------------------------------------*/
/* Definimos el contenedor grid                                   */
/*----------------------------------------------------------------*/
.contenedor {
    width: 100%;
    max-width: 800px;
    margin: auto;
    padding: 40px;
    display: grid;
    grid-template-columns: 3fr;
    gap: 20px;

    /* display: grid;
    grid-template: 70px 1fr auto / auto% auto auto; /*auto = 1fr*/
    /* grid-template-areas: "header header header"  */
                         /* "izq centro der" 
                         "pie pie pie"; */
    /* gap: 2%;
    height: 97vh;      */
}
.contenedor-fotos{
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}
.tarjeta{
    border-radius: 10px;
    min-height: 200px;
    font-weight: bold;
    padding: 10px;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center center;
}
.tarjeta .textos{
    display: flex;
    flex-direction: column;
    /* justify-content: space-between; */
}
.texto{
    /* height: 30px; */
    width: 800px;
    margin: auto;
    display: flex;
    justify-content: center;
    color:rgb(64, 66, 66)
}
.texto.item{
    width: 70%;
}
/*----------------------------------------------------------------*/
/* Defino el nombre y color de cada area del grid                 */
/*----------------------------------------------------------------*/
.header     { grid-area: header;    background-color: rgb(86, 90, 97);}
.izq        { grid-area: izq;       background-color: rgb(175, 187, 226);}
.der        { grid-area: der;       background-color: rgb(175, 187, 226);}
.centro     { grid-area: contenido; background-color: rgb(175, 187, 226);}
.pie        { grid-area: pie;       background-color: rgb(106, 111, 119);}


/*----------------------------------------------------------------*/
/* Definimos la apariencia de cada item del grid                  */
/*----------------------------------------------------------------*/
.item {
    padding: 5px;
    color: white;
    border-radius: 1px;
}

/*----------------------------------------------------------------*/
/* Punto de corte para pantallas tipo tablet                      */
/*----------------------------------------------------------------*/
@media only screen and (max-width: 850px) {
    .menu{
        flex-direction: column;
        align-items: center;
        background-color: rgb(64, 66, 66);
        margin-right: 20px;
        position: fixed;
        left:0;
        top:60px;
        overflow-y: auto;
        left: 100%;
        transition: left 0.3s;
    }
    .item-menu-link:hover,
    .item-menu-link_active {
      color: #83c5f7;
    }
    .toggle{
        display: block;
    }
    .menu_visible {
        left: 0;
    }
    .toggle:focus:not(:focus-visible) {
        outline: none;
    }  
    .contenedor-fotos{
        grid-template-columns: repeat(2, 1fr);
    }
   
}


/*----------------------------------------------------------------*/
/* Punto de corte para pantallas tipo celular                     */
/*----------------------------------------------------------------*/
@media only screen and (max-width: 600px) {
    .contenedor2 {
        /* Uso un atajo para definir 5 filas / 1 columna */
        grid-template: 70px auto auto auto 60px / 100%; 

        /* Distribuimos el contenido en cada fila */
        grid-template-areas: "header" "izq" "centro" "der" "pie";
    }
    .contenedor-fotos{
        grid-template-columns: repeat(1, 1fr);
    }
}