@media screen and (max-width: 991px) {

    .img-header {
        max-height: 51px !important;
    }

    .pull-none-xs {
        float: none !important;
    }

    .pad-top-20-xs {
        padding-top: 20px;
    }

    .margin-top-20-xs {
        margin-top: 20px;
    }

    .is-open {
        display: none;
    }

    .no-padding-xs {
        padding: 0 !important;
    }

    .text-center-xs {
        text-align: center;
    }

    .btn-block-xs {
        width: 100%;
    }

    .center-block-xs {
        margin-right: auto;
        margin-left: auto;
        display: block;
    }

    .divider {
        height: 1px;
        margin: 9px 15px;
        overflow: hidden;
        background-color: #b4c3cf;
    }

    .padding-xs {
        padding-right: 15px !important;
        padding-left: 15px !important;
    }

    .icon-bar {
        background-color: #FFF !important;
    }

    .navbar-default .navbar-nav > li > a {
        color: #b4c3cf;
    }

    .navbar-default .navbar-nav > .active > a, .navbar-default .navbar-nav > .open > a {
        background-color: #CCC !important;
        color: #FFF;
    }

    .navbar-default .navbar-collapse, .navbar-default .navbar-form {
        border-color: #173f5f;
    }

    .navbar-default .navbar-nav > .active > a, .navbar-default .navbar-nav > .active > a:focus, .navbar-default .navbar-nav > .active > a:hover {
        color: #FFF;
        background-color: transparent;
    }

    .navbar-default .navbar-nav > li > a:focus, .navbar-default .navbar-nav > li > a:hover {
        color: #FFF;
        background-color: transparent;
    }

    .dropdown-menu > li > a {
        white-space: normal;
    }

    #menu-principal .nav {
        background-color: #73a8d4;
    }

}

@media screen and (min-width: 768px) and (max-width: 991px) {

    .size28-sm {
        font-size: 28px
    }
}

@media screen and (min-width: 991px) and (max-width: 1199px) {

    .img-header {
        max-height: 75px !important;
    }
}

@media screen and (min-width: 1200px) {

    .img-header {
        max-height: 90px !important;
    }
}