[class*='caja-'] {
	margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    float: left;
    padding: 10px;
    width:100%;
}

.clear-caja{
    clear:both;
    float:inherit;
}
.contenedor-caja {
    margin:0%;
    width: 100%;
}
.contenedor-caja:after, .contenedor-caja:before {
    display: table;
    clear:both;
    content: " ";
}
.nest {
    margin:0 -10px;
    padding:0;
    width:auto;
}

/*********************************************************************************************

2.  moviles caja

*********************************************************************************************/


.caja-m-12 {
    width: 100%;
}
.caja-m-11 {
    width: 91.666663%;
}
.caja-m-10 {
    width: 83.33%;
}
.caja-m-9 {
    width: 74.999997%;
}
.caja-m-8 {
    width: 66.66666664%;
}
.caja-m-7 {
    width: 58.333%;
}
.caja-m-6 {
    width: 50%;
}
.caja-m-5 {
    width: 41.6665%;
}
.caja-m-4 {
    width: 33.33%;
}
.caja-m-3 {
    width: 24.99%;
}
.caja-m-2 {
    width: 16.66666%;
}
.caja-m-1 {
    width: 8.33%;
}

/*********************************************************************************************

3.  caja 720px+

*********************************************************************************************/

@media (min-width: 720px) {
    .caja-12 {
        width: 100%;
    }
    .caja-11 {
        width: 91.666663%;
    }
    .caja-10 {
        width: 83.33%;
    }
    .caja-9 {
        width: 74.999997%;
    }
    .caja-8 {
        width: 66.66666664%;
    }
    .caja-7 {
        width: 58.333%;
    }
    .caja-6 {
        width: 50%;
    }
    .caja-5 {
        width: 41.6665%;
    }
    .caja-4 {
        width: 33.33%;
    }
    .caja-3 {
        width: 24.99%;
    }
    .caja-2 {
        width: 16.66666%;
    }
    .caja-1 {
        width: 8.33%;
    }

    .caja-t-12 {
        width: 100%;
    }
    .caja-t-11 {
        width: 91.666663%;
    }
    .caja-t-10 {
        width: 83.33%;
    }
    .caja-t-9 {
        width: 74.999997%;
    }
    .caja-t-8 {
        width: 66.66666664%;
    }
    .caja-t-7 {
        width: 58.333%;
    }
    .caja-t-6 {
        width: 50%;
    }
    .caja-t-5 {
        width: 41.6665%;
    }
    .caja-t-4 {
        width: 33.33%;
    }
    .caja-t-3 {
        width: 24.99%;
    }
    .caja-t-2 {
        width: 16.66666%;
    }
    .caja-t-1 {
        width: 8.33%;
    }
}

/*********************************************************************************************

4.  caja 1024px+

*********************************************************************************************/

@media only screen and (min-width: 1024px) {
    .caja-tl-12 {
        width: 100%;
    }
    .caja-tl-11 {
        width: 91.666663%;
    }
    .caja-tl-10 {
        width: 83.33%;
    }
    .caja-tl-9 {
        width: 74.999997%;
    }
    .caja-tl-8 {
        width: 66.66666664%;
    }
    .caja-tl-7 {
        width: 58.333%;
    }
    .caja-tl-6 {
        width: 50%;
    }
    .caja-tl-5 {
        width: 41.6665%;
    }
    .caja-tl-4 {
        width: 33.33%;
    }
    .caja-tl-3 {
        width: 24.99%;
    }
    .caja-tl-2 {
        width: 16.66666%;
    }
    .caja-tl-1 {
        width: 8.33%;
    }
}


/*********************************************************************************************

5.  caja 1200px+

*********************************************************************************************/

@media only screen and (min-width: 1200px) {
    .contenedor-caja {
        max-width:1180px;
        margin:0 auto;
    }
    .contenedor-caja-fluid {
        max-width:90%;
        margin:0 5%;
    }
    .caja-d-12 {
        width: 100%;
    }
    .caja-d-11 {
        width: 91.666663%;
    }
    .caja-d-10 {
        width: 83.33%;
    }
    .caja-d-9 {
        width: 74.999997%;
    }
    .caja-d-8 {
        width: 66.66666664%;
    }
    .caja-d-7 {
        width: 58.333%;
    }
    .caja-d-6 {
        width: 50%;
    }
    .caja-d-5 {
        width: 41.6665%;
    }
    .caja-d-4 {
        width: 33.33%;
    }
    .caja-d-3 {
        width: 24.99%;
    }
    .caja-d-2 {
        width: 16.66666%;
    }
    .caja-d-1 {
        width: 8.33%;
    }
}