#contenedor-blog_dinamico {
    display: block;
    z-index: 1;
    padding-top: 64px;
}

#blog_titulo1 {
    margin: auto;
    position: relative;
    padding-top: 100px;
    margin-top: 15px
    color: #1a2c50;
    font-size: 38px;
    font-weight: bold;
    font-style: italic;
    text-align: center;
    height: auto;
    min-height: 710px;
}

#blog_titulo2 {
    margin: auto;
    position: relative;
    height: 120px;
    margin-top: 50px;
    padding-left: 100px;
}

#blog_conceptos {
    margin: auto;
    position: absolute;
    top:0px;
    height: 120px;
    width:300px;
    left:0px; 
    color: #1a2c50;
    font-size: 38px;
    font-weight: bold;
    font-style: italic;
    text-align: left;
    padding-left: 120px;
 
}

#blog_conceptos_contacto {
    margin: auto;
    position: absolute;
    top: 0px;
    height: 120px;
    width: 300px;
    left: 0px;
    color: #1a2c50;
    font-size: 58px;
    font-weight: bold;
    font-style: italic;
    padding-left: 120px;
    padding-top: 40px;
    text-align: center
 
}

#contenido{
	margin: auto;
    position: relative;
    height: auto;
    width:100%;
    text-align: center;
    margin-top: 60px;
    padding-top: 50px;
    padding-bottom: 50px;
    padding-left: 130px;

     
}

.blog_datos{
    font-size: 18px;
    font-weight: bold;
    font-style: italic;
    text-align: left;
}

.blog_fecha{
    font-size: 14px;
    text-align: left;
    
}





.blog_imagen {
    margin: auto;
    top:0px;
    height: 120px;
    width:95%; 
    background-repeat: no-repeat;
   	background-size:cover;
    background-position: 50% 35%;
    margin-left: 250px;
    opacity: 0.5; 
}

.blog_imagen_contacto {
    margin: auto;
    top: 0px;
    height: 150px;
    width: 105%;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: 50% 35%;
    margin-left: -30px;
    
}

.contacto_div1{
    margin-top: 20px;
    margin-left: 30px;
    position: relative;
    background:#f8f8f8;
    height: 400px;
    width: 600px; 
    border-radius: 60px;


}

.contacto_div2{
    margin-top: 20px;
    border-radius: 60px;
    margin-left: 30px;
    position: relative;
    background:#f8f8f8;
    height: 400px;
    width: 600px; 

}

.imagen_logo_columbia{
padding-right: 120px;
padding-left: 120px;
height: 130px;

}

.logo-columbia-dark{
    width: 290px;
    margin-top: 30px;
}


#menu_menu-opciones-contacto {
    position: relative;
    margin: auto;
    height: auto;
    padding-top: 9px;
    padding-left: 20px;
}
#menu_menu-opciones-contacto ul {
    padding-left: 0px;
    list-style: none;
    margin-bottom: 0px;
}
#menu_menu-opciones-contacto ul li {
    position: relative;
    padding-left: 15px;
    width: 100%;
    height: 78px;
    padding-bottom: 12px;
    cursor: pointer;
}
#menu_menu-opciones-contacto ul li a {
    text-decoration: none;
}
#menu_menu-opciones-contacto ul li img {
    float: left;
    position: relative;
    width: 45px;
    height: 45px;
}
.menu_menu-opcion-titulo_contacto {
   position: relative;
   height: 100%;
    color: #01173e;
    padding-left: 70px;
    padding-top: 13px;
    line-height: 21px;
    text-align: left;
}

.txt_contacto {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 28px;
    font-style: normal;
    font-weight: lighter;
    padding-right: 10px;
    word-break: break-all;
    margin-top: 2px;
    opacity: 0.7;
}



/*****************************************************
            RESPONSIVIDAD
*****************************************************/
/* Contenido */
@media (max-width: 1400px) {
    #contenido{
    
    padding-left: 30px;

     
    }
}




@media (max-width: 1278px) {
    #contenido{
    
    padding-left: 250px;
    padding-right: 250px;

     
    }
}

@media (max-width: 1179px) {
    #contenido{
    
    
    padding-left: 250px;
    padding-right: 250px;  
    }
}

@media (max-width: 1080px) {
    #contenido{
    
    padding-left: 100px;
    padding-right: 100px;

     
    }
}

@media (max-width: 774px) {
    #contenido{
    
    padding-left: 40px;
    padding-right:  40px;

     
    }
    .imagen_logo_columbia{

    padding-right: 100px;
    padding-left: 100px;
    height: 100px;

    }
    #menu_menu-opciones-contacto {
    padding-top: 50px;

}
}

@media (max-width: 550px) {
    #contenido{
    
    padding-left: 40px;
    padding-right:  40px;

     
    }

    .imagen_logo_columbia{
    padding-right: 20px;
    padding-left: 20px;
    height: 100px;

    }

    .contacto_div1{
    margin-left: 30px;
    height: 450px;
    width: 350px; 

}

    .contacto_div2{
    margin-left: 30px;
    height: 450px;
    width: 350px; 

}

#menu_menu-opciones-contacto {
    padding-top: 90px;

}

.txt_contacto {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 18px;
    font-style: normal;
    font-weight: lighter;
    padding-right: 10px;
    word-break: break-all;
    margin-top: 2px;
}

}

@media (max-width: 380px) {
.txt_contacto {
    font-size: 15px;
 
}
     
    }