/* Header Styles */
.header {
    width: 100%;
    background: #fff;
    box-shadow: 0 1px 4px rgba(0,0,0,0.12);
}
.top_header {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
    display: flex;
    justify-content: center;
    align-items: center;
}
.top_header a#logo {
    display: inline-block;
}
.top_header a#logo img {
    height: 46px;
}

/* Navigation */
#nav-warp {
    background: #2b6cb0;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}
#nav-warp a {
    display: inline-block;
    padding: 15px 25px;
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    text-decoration: none;
    transition: background 0.2s;
}
#nav-warp a:hover, #nav-warp a.active {
    background: #1a4a8a;
}

/* Responsive */
@media (max-width: 768px) {
    .top_header {
        flex-direction: column;
        padding: 15px;
    }
    #nav-warp {
        flex-direction: column;
    }
    #nav-warp a {
        padding: 12px 15px;
        border-bottom: 1px solid rgba(255,255,255,0.1);
    }
}