.overlay::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    background-color: rgba(0, 0, 0, .3);
}

.header-area {
    position: relative;
    height: 0px;
    background: #ffffff;
    background-attachment: fixed;
    background-position: center center;
    background-repeat: no-repear;
    background-size: cover;
}

.banner {
    display: flex;
    align-items: center; 
    position: relative;
    height: 100%;
    color: #fff;
    text-align: center;
    z-index: 1;
}

    .banner h1 {
        font-weight: 800;
    }

    .banner p {
        font-weight: 700;
    }

.navbar {
    position: absolute;
    left: 0;
    top: 0;
    padding: 0;
    width: 100%;
    transition: background 0.6s ease-in;
    z-index: 99999; 
    background-color: rgb(255, 255, 255);
    box-shadow: 0 10px 10px rgba(0, 0, 0, 0.1);

}

    .navbar .navbar-brand {
        /* icone */
        font-size: 25px;
    }

    .navbar .navbar-toggler {
        position: relative;
        height: 50px;
        width: 50px;
        border: none;
        cursor: pointer;
        outline: none;
    }

        .navbar .navbar-toggler .menu-icon-bar {
            position: absolute;
            left: 15px;
            right: 15px;
            height: 2px;
            background-color: #ffffff;
            opacity: 0;
            -webkit-transform: translateY(-1px);
            -ms-transform: translateY(-1px);
            transform: translateY(-1px);
            transition: all 0.3s ease-in;
        }

            .navbar .navbar-toggler .menu-icon-bar:first-child {
                opacity: 1;
                -webkit-transform: translateY(-1px) rotate(45deg);
                -ms-sform: translateY(-1px) rotate(45deg);
                transform: translateY(-1px) rotate(45deg);
            }

            .navbar .navbar-toggler .menu-icon-bar:last-child {
                opacity: 1;
                -webkit-transform: translateY(-1px) rotate(135deg);
                -ms-sform: translateY(-1px) rotate(135deg);
                transform: translateY(-1px) rotate(135deg);
            }

        .navbar .navbar-toggler.collapsed .menu-icon-bar {
            opacity: 1;
        }

            .navbar .navbar-toggler.collapsed .menu-icon-bar:first-child {
                -webkit-transform: translateY(-7px) rotate(0);
                -ms-sform: translateY(-7px) rotate(0);
                transform: translateY(-7px) rotate(0);
            }

            .navbar .navbar-toggler.collapsed .menu-icon-bar:last-child {
                -webkit-transform: translateY(5px) rotate(0);
                -ms-sform: translateY(5px) rotate(0);
                transform: translateY(5px) rotate(0);
            }

.navbar-dark .navbar-nav .nav-link { 
    position: relative;
    color: rgb(0, 71, 182);
    font-size: 1.6rem;
}

    .navbar-dark .navbar-nav .nav-link:focus, .navbar-dark .navbar-nav .nav-link:hover {
        color: rgb(0, 71, 182);
    }

    .navbar .dropdown-menu { 
        padding: 0;
        /*Corda de fundo da seleção do dropdown*/
        background-color: rgb(0, 71, 182);
    }
    
        .navbar .dropdown-menu .dropdown-item {
            position: relative;
            padding: 5px 10px;
            /* cor da fonte do texto do dropdpwn */
            color: rgb(0, 71, 182);
            border-bottom: 1px solid rgba(255, 255, 255, 0);
            background-color: rgb(255, 255, 255);
    
            transition: color 0.2s ease-in;
        }

        .navbar .dropdown-menu .dropdown-item:last-child {
            border-bottom: none;
        }

        .navbar .dropdown-menu .dropdown-item:hover {
            background: transparent;
            /*Cor do texto quando selecionado*/
            color: rgb(250, 182, 0);
        }

        .navbar .dropdown-menu .dropdown-item::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            top: 0;
            width: 5px;
            /*Cor da barrinha lateral o dropdown*/
            background-color: rgb(250, 182, 0);
            opacity: 0;
            transition: opacity 0.2s ease-in;
        }

        .navbar .dropdown-menu .dropdown-item:hover::before {
            opacity: 1;
        }

.navbar.fixed-top {
    position: fixed;
    -webkit-animation: navbar-animation 0.6s;
    animation: navbar-animation 0.6s;
        /* cor da barra quando baixada*/
    background-color: rgb(255, 255, 255);
}

    .navbar.fixed-top.navbar-dark .navbar-nav .nav-link.active {
         /* cor da letra */
        color: rgb(0, 71, 182);
    }

    .navbar.fixed-top.navbar-dark .navbar-nav .nav-link::after {
        background-color: rgb(0, 71, 182);;
    }

.content {
    padding: 120px 0;
}

@media screen and (max-width: 768px) {
    .navbar-brand {
        margin-left: 20px;
        font-size: 18px
    }

    .navbar-nav {
        padding: 0 20px;
        background-color: 0047b6;
    }

    .navbar.fixed-top .navbar-nav {
        background: transparent;
    }
}

@media screen and (min-width: 767px) {
    .banner {
        padding: 0 150px;
    }

        .banner h1 {
            font-size: 5rem;
        }

        .banner p {
            font-size: 2rem;
        }

    .navbar-dark .navbar-nav .nav-link {
        padding: 23px 15px;
        font-size: 15px;
    }

        .navbar-dark .navbar-nav .nav-link::after {
            content: '';
            position: absolute;
            bottom: 15px;
            left: 30%;
            right: 30%;
            height: 1px;
            background-color: #fff;    
            -webkit-transform: scaleX(0);
            -ms-transform: scaleX(0);
            transform: scaleX(0);
            transition: transform 0.1s ease-in;
        }

        .navbar-dark .navbar-nav .nav-link:hover::after {
            -webkit-transform: scaleX(1);
            -ms-transform: scaleX(1);
            transform: scaleX(1);
        }

    .dropdown-menu {
        min-width: 200px;
        -webkit-animation: dropdown-animation 0.3s;
        animation: dropdown-animation 0.3s;
        -webkit-transform-origin: top;
        -ms-transform-origin: top;
        transform-origin: top;
    }
}

@-webkit-keyframes navbar-animation {
    0% {
        opacity: 0;
        -webkit-transform: translateY(-100%);
        -ms-transform: translateY(-100%);
        transform: translateY(-100%);        

    }

    100% {
        opacity: 1;
        -webkit-transform: translateY(0);
        -ms-transform: translateY(0);
        transform: translateY(0);
    }
}

@keyframes navbar-animation {
    0% {
        opacity: 0;
        -webkit-transform: translateY(-100%);
        -ms-transform: translateY(-100%);
        transform: translateY(-100%);
    }

    100% {
        opacity: 1;
        -webkit-transform: translateY(0);
        -ms-transform: translateY(0);
        transform: translateY(0);
    }
}

@-webkit-keyframes dropdown-animation {
    0% {
        -webkit-transform: scaleY(0);
        -ms-transform: scaleY(0);
        transform: scaleY(0);
    }

    75% {
        -webkit-transform: scaleY(1.1);
        -ms-transform: scaleY(1.1);
        transform: scaleY(1.1);
    }

    100% {
        -webkit-transform: scaleY(1);
        -ms-transform: scaleY(1);
        transform: scaleY(1);
    }
}

@keyframes dropdown-animation {
    0% {
        -webkit-transform: scaleY(0);
        -ms-transform: scaleY(0);
        transform: scaleY(0);
    }

    75% {
        -webkit-transform: scaleY(1.1);
        -ms-transform: scaleY(1.1);
        transform: scaleY(1.1);
    }

    100% {
        -webkit-transform: scaleY(1);
        -ms-transform: scaleY(1);
        transform: scaleY(1);
    }
}