* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    background-color: #e9edeb;
    font-family: 'Open Sans', sans-serif;
}

#nav_container {
    box-shadow: 0 1px 5px black;
    background-image: linear-gradient(to right, #7b978c, #4e7566, #235340);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
}

.logo_text {
    color: white;
    font-size: 1.5rem;
}

.menu_image {
    filter: invert(99%) sepia(98%) saturate(1%) hue-rotate(73deg) brightness(105%) contrast(102%);
    height: 70px;
}

h1 {
    font-family: 'Open Sans', sans-serif;
}

.nav_button {
    text-decoration: none;
    color: white;
    background-color: #235340;
    border-radius: 5px;
    padding: 10px 15px;
    font-size: 1.25rem;
    margin-top: 5px;
    transition: background-color 0.3s ease, transform 0.3s ease;
}

.nav_button:hover {
    background-color: #7b978c;
    transform: translateX(5px);
}

#title {
    font-family: 'Open Sans', sans-serif;
    font-weight: bold;
    letter-spacing: 0.25rem;
    color: #234e53;
}

p {
    line-height: 1.5;
}

.custom {
    font-family: 'Poppins', sans-serif;
}

#footer {
    height: 100px;
    background-color: #235340;
    display: flex;
    align-items: center;
    justify-content: center;
}

#content_container {
    min-height: 90vh;
}

.helper {
    color: white;
    font-family: 'Open Sans', sans-serif;
    margin-left: 10px;
}

.helper_image {
    filter: invert(99%) sepia(98%) saturate(1%) hue-rotate(73deg) brightness(105%) contrast(102%);
    margin-left: 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    #nav_container {
        flex-direction: column;
        align-items: flex-start;
    }

    .nav_button {
        width: 100%;
        margin-top: 10px;
    }

    .logo {
        height: 80px;
    }

    .home_image {
        height: 1rem;
    }
}