.navbar {
    border-radius: 0;
}

.dropdown-submenu {
    position: relative;
}

.dropdown-submenu>.dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: -6px;
    margin-left: -1px;
    -webkit-border-radius: 0 6px 6px 6px;
    -moz-border-radius: 0 6px 6px;
    border-radius: 0 6px 6px 6px;
}

.dropdown-submenu:hover>.dropdown-menu {
    display: block;
}

.dropdown-submenu>a:after {
    display: block;
    content: " ";
    float: right;
    width: 0;
    height: 0;
    border-color: transparent;
    border-style: solid;
    border-width: 5px 0 5px 5px;
    border-left-color: rgb(7, 7, 7);
    margin-top: 5px;
    margin-right: -10px;
}

.dropdown-submenu:hover>a:after {
    border-left-color: #fff;
}

.dropdown-submenu.pull-left {
    float: none;
}

.dropdown-submenu.pull-left>.dropdown-menu {
    left: -100%;
    margin-left: 10px;
    -webkit-border-radius: 6px 0 6px 6px;
    -moz-border-radius: 6px 0 6px 6px;
    border-radius: 6px 0 6px 6px;
}

.contenido {
    margin-top: 70px;
    margin-left: -0px;
    margin-right: -50;
    left: 0px;
    width: 100%;
    height: 100%;
    z-index: 5;
    aling: center;
    bordercolor: #FBF9F9;
    border: -0;
}


/* Estilos para las pestañas de navegación */
.nav-tabs {
    border-bottom: 2px solid #dee2e6;
    margin-bottom: 20px;
}

.nav-tabs .nav-item {
    margin-bottom: -2px;
}

.nav-tabs .nav-link {
    border: none;
    color: #6c757d;
    font-weight: 500;
    padding: 12px 25px;
    transition: all 0.3s ease;
    position: relative;
    cursor: pointer;
}

.nav-tabs .nav-link:hover {
    color: #007bff;
    border: none;
}

.nav-tabs .nav-link.active {
    color: #007bff;
    background: transparent;
    border: none;
}

.nav-tabs .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #007bff;
    transition: all 0.3s ease;
}

.nav-tabs .nav-link i {
    margin-right: 8px;
}

/* Estilos del menú dropdown */
.pull-right > .dropdown-menu {
    right: 0;
    left: auto;
}

.dropup .caret,
.navbar-fixed-bottom .dropdown .caret {
    border-top: 0;
    border-bottom: 4px solid #000000;
    content: "";
}

.dropup .dropdown-menu,
.navbar-fixed-bottom .dropdown .dropdown-menu {
    top: auto;
    bottom: 100%;
    margin-bottom: 1px;
}

.dropdown-menu > li > a:hover {
    color: #fff;
    text-decoration: none;
    background-color: #007bff;
}

/* Estilos para submenús */
.dropdown-submenu > .dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: -6px;
    margin-left: -1px;
    -webkit-border-radius: 0 6px 6px 6px;
    -moz-border-radius: 0 6px 6px 6px;
    border-radius: 0 6px 6px 6px;
}

.dropdown-submenu:hover > .dropdown-menu {
    display: block;
}

.dropup .dropdown-submenu > .dropdown-menu {
    top: auto;
    bottom: 0;
    margin-top: 0;
    margin-bottom: -2px;
    -webkit-border-radius: 5px 5px 5px 0;
    -moz-border-radius: 5px 5px 5px 0;
    border-radius: 5px 5px 5px 0;
}

.dropdown-submenu > a:after {
    display: block;
    float: right;
    width: 0;
    height: 0;
    margin-top: 5px;
    margin-right: -10px;
    border-color: transparent;
    border-left-color: #000000ea;
    border-style: solid;
    border-width: 5px 0 5px 5px;
    content: " ";
}

.dropdown-submenu:hover > a:after {
    border-left-color: #f50606;
}

.dropdown-submenu.pull-left {
    float: none;
}

.dropdown-submenu.pull-left > .dropdown-menu {
    left: -100%;
    margin-left: 10px;
    -webkit-border-radius: 6px 0 6px 6px;
    -moz-border-radius: 6px 0 6px 6px;
    border-radius: 6px 0 6px 6px;
}

/* Estilos de la barra de navegación */
.navbar .nav li.dropdown > a:hover .caret,
.navbar .nav li.dropdown > a:focus .caret {
    border-top-color: #333333;
    border-bottom-color: #333333;
}

.navbar .nav li.dropdown.open > .dropdown-toggle,
.navbar .nav li.dropdown.active > .dropdown-toggle,
.navbar .nav li.dropdown.open.active > .dropdown-toggle {
    color: #fffafa;
    background-color: #000000;
}

.navbar .nav li.dropdown > .dropdown-toggle .caret {
    border-top-color: #777777;
    border-bottom-color: #e91010;
}

.navbar .nav li.dropdown.open > .dropdown-toggle .caret,
.navbar .nav li.dropdown.active > .dropdown-toggle .caret,
.navbar .nav li.dropdown.open.active > .dropdown-toggle .caret {
    border-top-color: #e91010;
    border-bottom-color: #555555;
}

/* Alineación derecha del menú */
.navbar .pull-right > li > .dropdown-menu,
.navbar .nav > li > .dropdown-menu.pull-right {
    right: 0;
    left: auto;
}

.navbar .pull-right > li > .dropdown-menu:before,
.navbar .nav > li > .dropdown-menu.pull-right:before {
    right: 12px;
    left: auto;
}

.navbar .pull-right > li > .dropdown-menu:after,
.navbar .nav > li > .dropdown-menu.pull-right:after {
    right: 13px;
    left: auto;
}

.navbar .pull-right > li > .dropdown-menu .dropdown-menu,
.navbar .nav > li > .dropdown-menu.pull-right .dropdown-menu {
    right: 100%;
    left: auto;
    margin-right: -1px;
    margin-left: 0;
    -webkit-border-radius: 6px 0 6px 6px;
    -moz-border-radius: 6px 0 6px 6px;
    border-radius: 6px 0 6px 6px;
}