*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    /*font-family: sans-serif;*/
}

.slider-area
{
    z-index: 0;
}
.footer_area
{
    z-index: 0;
}

/***   *** video ***   ***/
.video
{
   /* width: 100%;  */
}

/*----------------main 1 -------------------*/
.main1
{
    width: 100%;
    background-color: white;
}
.contenedor_main1
{
    width: 90%;
    margin: auto;
    padding-top: 40px;
    padding-bottom: 40px;  
    max-width: 1500px;
   
}
.contenedor_video
{
    display: flex;
    justify-content: center;
    align-items: center;
}

.contenedor_subtitulo
{
    margin-bottom: 30px;
    margin-top: 30px;
}
.contenedor_subtitulo .subtitulo
{
    text-align: center;
}
.contenedor_presentacion,
.contenedor_video
{
    padding-bottom: 30px; 
}
.contenedor_video
{
    max-width: 100%;
}
@media (min-width: 960px)
{
    .contenedor_50
    {
        display: grid;
        grid-template-columns: 1fr 1fr;
        grid-gap: 10px;
        padding-top: 20px;
    }
    .contenedor_main1 .texto
    {
        font-size: 18px;
        letter-spacing: 1px;
    }
}


/**********a que nos dedicamos  main 2*********/
.main2
{
    background-color: #f3f3f3;
    width: 100%
}
.contenedor_main2
{
    width: 90%;
    margin: auto;
    max-width: 1400px;
}
.contenedor_main2 .subtitulo
{
    font-size: 25px;
}

#trabajos{
    padding-top: 20px; /*contenedor*/
}

.columna-25{
    margin-bottom: 40px;
    background-color: #296589;
    padding-left: 15px;
    padding-right: 15px;
    padding-bottom: 15px;
    padding-top: 15px;
    border-radius: 15px;
}

.columna-25 h2{
    text-align: center;
    color: white;
    margin-bottom: 15px;
}
.columna-25 p{
    color: white;
    text-align: justify;
}
.columna-25 img{
    width: 100%;
    margin-bottom: 10px;
}
.boton
{
    background-color: #3d9fc9;
    color: white;
    font-size: 15px;
    padding: 10px 20px 10px 20px;
    border: 1px solid #3d9fc9;
    text-decoration: none;
    border-radius: 8px;
}
.boton:hover
{
    background-color: white;
}




/*   modo tablet  */
@media(min-width:800px){
    .columna-50{
        width: 48%;
    }
    .contenedor_columna-50{
        display: flex;
        justify-content: space-around;
    }
    /****a que nos dedicamos*/
    #contenedor_columna-25{
        display: flex;
        justify-content: space-around;
        flex-wrap: wrap;
    }
    .columna-25{
        width: 46%;
    }
    
    
    
    
    
    
}
/*     modo pc   */
@media(min-width: 1200px){
    .columna-25{
        width: 23%;
    }
    .texto
    {
        font-size: 14px;
        /*min-height: 350px;*/
    }
    
    /*
    .columna-25
{
    display: grid;
    grid-template-areas: "img"
                        "h2"
                        "p"
                        "div";
    grid-template-rows: 1fr 50px 1fr 20px;
        
        
 
}
.columna-25 img
{
    grid-area: img;
}
.columna-25 h2
{
    grid-area: h2;
}
.columna-25 p
{
    grid-area: p;
}
.columna-25 div
{
    grid-area: div;
}
*/    
    
    
}


/********** main2_1   ********/
.main2_1
{
    width: 100%;
    padding-top: 70px;
    padding-bottom: 70px;
    background-color: #f3f3f3;
}
.contenedor_main2_1
{
    width: 90%;
    margin: auto;
    max-width: 1500px;
}

.main2_1 .contenedor_subtitulo
{
    margin-bottom: 50px;
}

.main2_1 .contenedor
{
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    flex-wrap: wrap;
}

.main2_1 figure
{
    position: relative;
    width: 350px;
    height: 350px;
    overflow: hidden;
    margin-bottom: 30px;
}
.main2_1 .contenedor img
{
    width: 100%;
    height: 1005;
    object-fit: cover;
}

.main2_1 .contenedor .capa
{
    position: absolute;
    top: 0;
    background: rgba(41, 101, 137 ,0.85); 
    height: 100%;
    text-align: center;
    opacity: 0;
    transition: all 500ms ease;
}

.main2_1 .contenedor h2
{
    color: white;
    font-weight: bold;
    font-size: 20px;
    margin-top: 10px;
    margin-bottom: 120px;
    transition: all 500ms ease;
}

.main2_1 .contenedor p
{
    color: white;
    padding-left: 20px;
    padding-right: 20px;
    text-align: justify;
    font-size: 17px;
}

.main2_1 figure:hover .capa
{
    opacity: 1;
}
.main2_1 figure:hover h2
{
    margin-top: 40px;
    margin-bottom: 30px;
}








/******** main 3 **********/
.main3
{
    width: 100%;
    background-color: white;
    padding-top: 30px;
    padding-bottom: 30px;
}
.contenedor_main3
{
    width: 90%;
    margin: auto;
    max-width: 1500px;
}
.contenedor_main3 .titulo
{
    color: #289bc9;
}

.contenedor_col50
{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 20px;
}
.col50:nth-child(1)
{
    display:flex;
    justify-content: center; /*centr de manera vertical**/
    align-items: center; /*centr de manera horizontal**/
   
}

.contenedor_boton
{
    margin-top: 10px;
}
.contenedor_main3 .boton
{
    background-color: #289bc9;
    padding: 7px 12px 7px 12px;
    color: white;
    border-radius: 4px;
    border: 1px solid #289bc9;
    cursor: pointer;
    text-decoration: none;
}
.boton:hover
{
    background-color: white;
    color:  #289bc9;
}
@media (min-width: 980px)
{
    .contenedor_col50
    {
        grid-template-columns: 1fr 1fr;
    }
    
}

/****** main4   *****/
.main4
{
    background-color: #f3f3f3;
    width: 100%;
}
.contenedor_main4
{
    width: 90%;
    margin: auto;
    max-width: 1500px;
}
.contendor_contenido {
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 20px;
    background-color: #f3f3f3;
} 

@media(min-width:980px)
{
    .contendor_contenido
    {
        grid-template-columns: 1fr 2fr;
        grid-gap: 40px;
    } 
    .descripcion_clientes
    {
        font-size: 18px;
        letter-spacing: 1px;
    }
    
}


/****   main 5   ***/
.main5
{
    width: 100%;
    background-color: white;
    padding-top: 30px;
    padding-bottom: 30px;
}
.contenedor_main5
{
    width: 90%;
    margin: auto;
    max-width: 1500px;
}
.contenedor_main5 .contenedor_col50 .subtitulo
{
    color: #3d9ec8;
    font-weight: bold;
    font-size: 40px;
    letter-spacing: 1.5px;
}
.contenedor_main5 .texto
{
    font-size: 15px;
}
.contenedor_main5 .contenedor_col25
{
    display: grid;
    grid-template-columns: 1fr;
    grid-gap: 20px;
    margin-top: 30px;
}
.main5 .col25 iframe
{
    width: 100%;
    height: 200px;
    border-radius: 15px;
}
.contenedor_main5 .contenedor_col25 .col25 .texto
{
    font-weight: bold;
}
.contenedor_main5 .contenedor_col50 .col50
{
    display: flex;
    justify-content: center;
    align-items: center;
}
.main5 .img_multimedia
{
    width: 530px;
    height: 640px;
}


.main5 .contenedor_subtitulo
{
    margin-top: 60px;
    margin-bottom: 60px;
}
@media (min-width:680px)
{
    .main5 .contenedor_main5 .contenedor_col25
    {
        grid-template-columns: 1fr 1fr;
    }
}

@media (min-width:990px)
{
    .main5 .contenedor_main5 .contenedor_col25
    {
        grid-template-columns: 1fr 1fr 1fr 1fr;
    }
    .main5 .col25
    {
        /*width: 25%;*/
    }
}



/***** main 6 ******/
.main6
{
    background-color: #f3f3f3;
    padding-top: 70px;
   
    width: 100%;
}
.contenedor_main6
{
    width: 90%;
    margin: auto;
    max-width: 1500px;
}
.main6 .subtitulo
{

    color: #289bc9;
  
}

.main6 h2 { 
	position: relative; 
	float: left;
	background: #f3f3f3;
	color: #fff;
	font-size: 2.5em;
}

.main6 h2 span {
    position:absolute;
    right:0;
    width:0;
    background: #f3f3f3;
    border-left: 1px solid #000;
    animation: escribir 5s steps(30) infinite alternate;
}

@keyframes escribir {
    from { width: 100% }
    to { width:0 }
}

/***** main 7 ****/
.main7
{
    background-color: white;
    padding-top: 70px;
    padding-bottom: 70px;
    width: 100%;
}

.contenedor_main7
{
    width: 90%;
    margin: auto;
    max-width: 1500px;
}

.main7 .contenedor_subtitulo .subtitulo
{
    color: #289bc9;
    font-size: 25px;
}

.main7 .contenedor_descripcion .texto
{
    text-align: center;
}

.main7 .contenedor_cartas
{
    margin-top: 80px;
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}
.main7 .carta
{
    margin-bottom: 70px;
    width: 300px;
    margin-left: 40px;
    margin-right: 40px;
    text-align: center;
    padding: 10px 40px;
}
.main7 .carta .contenedor_img
{
    margin-bottom: 40px;
}
.main7 img
{
    width: 131px;
    height: 94px;
}
.main7 .carta .subtitulo
{
    font-size: 18px;
    font-weight: bold;
}
.main7 .carta:hover
{
    background-color: #f0f0f0;
}

.main7 .contenedor_cartas .carta:hover .subtitulo
{
    color: #289bc9;
}








/*

efecto maquina de escribir 


<div class="contenedor">
    <h1>Efecto de máquina de escribir.<span>&#160;</span></h1>
</div>



body { 
	font-family: monospace; 
	background: tomato;
}
.contenedor {
	margin: auto;
	display: table;
}

h1 { 
	position: relative; 
	float: left;
	background: tomato;
	color: #fff;
	font-size: 2.5em;
}

h1 span {
    position:absolute;
    right:0;
    width:0;
    background: tomato;
    border-left: 1px solid #000;
    animation: escribir 5s steps(30) infinite alternate;
}

@keyframes escribir {
    from { width: 100% }
    to { width:0 }
}





*/






/*  https://www.youtube.com/watch?v=icx-6OJmj_M  */