.contenido .container-fluid{padding-left:100px;padding-right:100px}.intro{background-color:#eee;display:inline-block}.intro .row{display:inline-flex;width:100%}.intro h1{margin-left:10%;font-weight:bold}hr{display:block;margin-top:.5em;margin-bottom:.5em;margin-left:auto;margin-right:auto;border-style:inset;border-width:1px}.sections .col-lg-3{padding:0 1.5%}@media(max-width:425px){.intro h1{margin-left:5%;font-size:2em}.intro .row{display:inline-block}}@media(max-width:768px){.contenido .container-fluid{padding-left:15px;padding-right:15px}}@media(max-width:1024px){.sections .col-lg-3{padding:0 15px}}