```css
/* =========================================================
   CGCA - DoT Style Header
   SAFE HEADER + NAVIGATION OVERRIDE
   ========================================================= */


/* =========================================================
   TOP ACCESSIBILITY BAR
   ========================================================= */

.accessibility_top_nav {
    background: #f5f5f5 !important;
    border-bottom: 1px solid #d8d8d8 !important;
}

.accessibility_top_nav a {
    color: #333 !important;
}

.accessibility_top_nav a:hover {
    color: #0056a6 !important;
}


/* =========================================================
   MAIN HEADER
   Only header-wrapper elements are changed
   ========================================================= */

.header-wrapper {
    background: #ffffff !important;
    background-image: none !important;
    border-bottom: 1px solid #dddddd !important;
}

.header-wrapper .header-container {
    min-height: 105px;
}


/* Logo area */
.header-wrapper .logo img {
    height: 90px !important;
    width: auto !important;
    margin-right: 18px;
}


/* Existing title position */
.header-wrapper .logo span {
    line-height: 1.5;
}


/* Hindi title */
.header-wrapper .logo span b:first-child {
    color: #333333;
    font-size: 20px;
}


/* English title */
.header-wrapper .logo span b:last-child {
    color: #174a7c;
    font-size: 19px;
}


/* =========================================================
   NAVIGATION BAR
   ========================================================= */

.nav-banner-wrapper {
    background: #174a7c !important;
}

.nav-wrapper {
    background:#fff !important;
    border: none !important;
}


/* Main menu only */
.nav-wrapper #nav > li > a {
    color: #000000 !important;
    background: transparent !important;
    line-height: 44px !important;
    padding: 0 13px !important;
    font-size: 15px !important;
}


/* Main menu hover */
.nav-wrapper #nav > li:hover > a,
.nav-wrapper #nav > li.hover > a,
.nav-wrapper #nav > li.active > a {
    background: #0d365d !important;
    color: #ffffff !important;
}


/* =========================================================
   DROPDOWN
   ========================================================= */

.nav-wrapper #nav ul {
    background: #ffffff !important;
    border: 1px solid #dddddd !important;
    box-shadow: 0 3px 8px rgba(0,0,0,0.15);
}


/* Dropdown items */
.nav-wrapper #nav ul li a {
    background: #ffffff !important;
    color: #333333 !important;
    line-height: 38px !important;
    font-size: 14px !important;
    padding: 0 15px !important;
}


/* Dropdown hover */
.nav-wrapper #nav ul li a:hover,
.nav-wrapper #nav ul li.active a,
.nav-wrapper #nav ul li.hover a {
    background: #f0f5fa !important;
    color: #174a7c !important;
}


/* Third-level menu */
.nav-wrapper #nav ul ul li a {
    background: #ffffff !important;
    color: #333333 !important;
}

.nav-wrapper #nav ul ul li a:hover {
    background: #f0f5fa !important;
    color: #174a7c !important;
}


/* =========================================================
   SEARCH / SITEMAP
   ========================================================= */

.header-wrapper .search-el a,
.header-wrapper .sitemap-el a {
    color: #174a7c !important;
}


/* =========================================================
   MOBILE
   ========================================================= */

@media all and (max-width: 1023px) {

    /* Header */
    .header-wrapper .header-container {
        min-height: 85px;
        position: relative;
    }

    .header-wrapper .logo img {
        height: 65px !important;
        margin-right: 10px;
    }

    .header-wrapper .logo span b:first-child {
        font-size: 15px;
    }

    .header-wrapper .logo span b:last-child {
        font-size: 13px;
    }


    /* Mobile menu button */
    .header-wrapper .toggle-nav-bar {
        display: block !important;
        position: absolute !important;
        top: 25px !important;
        right: 15px !important;
        z-index: 1100;
    }

    .header-wrapper .toggle-nav-bar .menu-icon {
        width: 30px !important;
        height: 25px !important;
    }

    .header-wrapper .toggle-nav-bar .menu-text {
        color: #174a7c !important;
    }


    /* Mobile navigation */
    .nav-banner-wrapper .nav-wrapper {
        background: #174a7c !important;
    }


    /* Main mobile menu */
    .nav-wrapper #nav li a {
        background: #174a7c !important;
        color: #ffffff !important;
        line-height: 42px !important;
        padding-left: 5% !important;
        padding-right: 5% !important;
    }


    /* Mobile hover */
    .nav-wrapper #nav li:hover > a {
        background: #0d365d !important;
        color: #ffffff !important;
    }


    /* Open menu item */
    .nav-wrapper #nav li.open > a {
        background: #0d365d !important;
        color: #ffffff !important;
    }


    /* Mobile submenu */
    .nav-wrapper #nav li.open ul li a {
        background: #f5f5f5 !important;
        color: #333333 !important;
        padding-left: 8% !important;
    }


    .nav-wrapper #nav li.open ul li a:hover {
        background: #e8eef4 !important;
        color: #174a7c !important;
    }


    /* Mobile menu border */
    .nav-wrapper #nav li {
        border-bottom: 1px solid rgba(255,255,255,0.15) !important;
    }


    /*
       IMPORTANT:
       Do NOT set #nav display here.
       Existing website JavaScript controls
       menu open / close.
    */
}


/* =========================================================
   SMALL MOBILE
   ========================================================= */

@media all and (max-width: 600px) {

    .header-wrapper .logo img {
        height: 55px !important;
    }

    .header-wrapper .logo span b:first-child {
        font-size: 12px;
    }

    .header-wrapper .logo span b:last-child {
        font-size: 10px;
    }

    .header-wrapper .toggle-nav-bar {
        top: 20px !important;
        right: 10px !important;
    }
}


/* =========================================================
   ACCESSIBILITY FOCUS
   ========================================================= */

.nav-wrapper a:focus,
.accessibility_top_nav a:focus {
    outline: 2px solid #ffcc00 !important;
    outline-offset: 2px;
}