```css:root {
    --color-primary: #2ecc71;
    --color-white: white;
}

.nav_container {
    max-width: 100%;
    width: 100vw;
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: var(--color-black);
    color: var(--color-white);
    padding: 0 15px;
    position: fixed;
    top: 0;
    z-index: 1;
}

.nav_container .nav_brand {
    max-width: 100%;
    display: flex;
    align-items: center;
    margin-left: 50px;
}

.nav_container .nav_brand img {
max-width: 100%;
    width: 150px;
    margin-right: 20px;
}

.nav_container .nav_list {
    max-width: 100%;
    display: flex;
}

.nav_container .nav_list li 

{
max-width: 100%;
    margin: 0 15px;
}

.nav_container .nav_list li a {
    max-width: 100%;
    color: var(--color-white);
    font-size: 20px;
    font-weight: 500;
    padding: 10px;
    transition: all 0.3s ease;
}

.nav_container .nav_list li a:hover {
    max-width: 100%;
    color: var(--color-primary);
    padding: 10px 15px;
}

.nav_container .nav_list li a {
    max-width: 100%;
    display: block;
}

.nav_toggle {
    
    display: none;
}

/* Responsive Styles */

@media(max-width: 767px) {
    max-width: 100%;
    .nav_container .nav_list {
        display: none;
    }

    .nav_container .nav_toggle {
        max-width: 100%;
        display: block;
        padding: 20px;
        cursor: pointer;
    }

    .nav_toggle:after {
        
        content: ' ';
        width: 30px;
        height: 2px;
        margin: 5px 0;
        background: var(--color-white);
        transform: rotate(0deg);
        transition: transform 0.3s ease-in-out;
    }

    .nav_toggle.active:after {
        transform: rotate(45deg);
    }

    .nav_toggle.active+.nav_list {
        display: flex;
    }

    .nav_container .nav_list.active {
        max-width: 100%;
        flex-direction: column;
        position: absolute;
        right: 0;
        top: 70px;
        background-color: var(--color-black);
        width: 100vw;
        height: 100vh;
        overflow-y: scroll;
    }

    .nav_container .nav_list.active li {
        max-width: 100%;
        margin: 0;
        padding: 0;
    }

    .nav_container .nav_list.active li a {
        max-width: 100%;
        margin: 10px 15px;
        padding: 10px;
        text-decoration: none;
    }

    .nav_container .nav_list.active li a:hover {
        max-width: 100%;
        background-color: var(--color-white);
    }
}

/* New CSS for the layout */

#main_content {
    padding-top: 100px;
    margin: 0 auto;
    width: 100vw;
}

.banner_img {
    width: 100vw;
    height: 50vh;
    object-fit: cover;
}

.section_1 {
    margin: 80px auto;
    width: 100vw;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 5vw;
}

.section_1 .left {
    width: 50vw;
}

.section_1 .right {
    width: 50vw;