* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    overflow-x: none;
}

.container {

    min-height: 100vh;
    overflow-x: hidden;
    background: #8ec5fc;
    background-image: linear-gradient(98deg, #8ec5fc 0%, #e0c3fc 100%);
}

.intro {
    min-height: 100vh;
    overflow-x: hidden;
    background-image: linear-gradient(to top, #accbee 0%, #e7f0fd 100%);
}

.introduction {
    min-height: 100vh;
    padding-top: 10rem;
    padding-bottom: 5rem;
    background-image: linear-gradient(60deg, #29323c 0%, #485563 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#intro_p1 {
    font-size: 3rem;
    color: white;
}

#intro_p2 {
    font-size: 10rem;
    color: white;
    overflow: hidden;
}

#intro_1 {
    font-size: 1.72rem;
    color: white;
    margin-top: 2rem;
    margin-bottom: 4rem;
}

.home {
    height: 8rem;
    width: 20rem;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 2rem;
    background-color: #f4f4f9;
    border: 3px solid #29323c;

}

.home a {
    font-size: 4rem;
    color: #000000;
    text-decoration: none;
}

.home a:hover {
    transform: scale(1.05);
}

.home:hover {
    background-color: #f4f4f9e0;
}

.notes {
    min-height: 100vh;
    padding-top: 2.5rem;
    padding-bottom: 5rem;
}

.notes_1 {
    min-height: 8rem;
    background-color: white;
    justify-items: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    margin-left: 16rem;
    margin-right: 16rem;
    border-radius: 2.5rem;
    border: 2px solid #93c0f4;
}

.notes_2 {
    width: 70%;
    justify-items: center;
    padding-top: 2rem;
}

.notes_2 ul {
    padding-left: 5rem;
    padding-right: 4rem;
}

#para_1 {
    font-size: 2.5rem;
    padding-bottom: 2rem;
}

#para_2 {
    font-size: 1.25rem;
    padding-bottom: 2rem;
    margin-left: 2rem;
    text-align: justify;
}

#para_2_1 {
    font-size: 1.25rem;
    text-align: justify;
}

#para_2_1_p {
    font-weight: bold;
    display: inline;
}

.navcontainer {
    width: 100vw;
    background-color: #0093E9;
    background-image: linear-gradient(160deg, #0093e9 0%, #80d0c7 100%);
    min-height: 4rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

nav {
    width: 100%;
    padding-right: 2rem;
}

#navList {
    width: 100%;
    padding: 15px;
    list-style: none;
    font-size: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#navpara {
    font-size: 4rem;
    color: azure;
    padding-left: 5rem;
    text-shadow: #000000;
    text-shadow: 2px 2px 5px rgb(0, 0, 0);

}

#navitems {
    display: flex;
    gap: 4rem;
    padding-right: 4rem;
}

#navitems a:hover {
    scale: 1.2;
    color: black;
    text-decoration: underline;
}

#navitems a {
    text-decoration: none;
    color: azure;
}

.heading {
    display: flex;
    justify-content: center;
    align-items: center;
}

#heading_para {
    font-size: clamp(1rem, 6vw, 4rem);
    padding-top: 2rem;
    text-decoration: underline;
}

.about_para {
    width: 60%;
}

.about {
    margin-top: 5rem;
    font-size: 1.5rem;
    display: flex;
    justify-content: center;
    align-self: center;
}

.about_h1 {
    font-size: 2.4rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.about_para p {
    text-align: justify;
}

.contentbox {
    display: grid;
    row-gap: 1rem;
    column-gap: 1rem;
    grid-template-columns: repeat(3, 1fr);
    margin-top: 5rem;
    margin-left: 10rem;
    margin-right: 10rem;
    margin-bottom: 5rem;
}

.item {
    height: 6rem;
    width: 100%;
    border: 1px solid black;
    border-radius: 1rem;
    background-color: #f1f1f1;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
}

.item a {
    text-decoration: none;
    font-size: clamp(0.85rem, 1.4vw, 1.15rem);
    color: black;
}

.contentbox_items a {
    font-size: clamp(1rem, 2.5vw, 2rem);
}

.item a:hover {
    color: #000000;
    font-weight: bolder;
    text-decoration: underline;
}

.item:hover {
    background-color: #dfdfdf;
}

#index,
#semester1 {
    margin-left: 42%;
}

.menu {
    position: relative;
    display: none;
    border: none;
}

.menu-content {
    display: none;
    position: absolute;
    background-color: #0093E9;
    background-image: linear-gradient(160deg, #0093e9 0%, #80d0c7 100%);
    z-index: 1;
    width: 100vw;
    top: 138%;
    left: 100%;
    transform: translateX(-88%);
}

.menu-content a {
    padding: 12px 25px;
    font-size: 2rem;
    text-decoration: none;
    display: block;
    color: rgb(255, 255, 255);
}

.menu-content a:hover {
    background-color: #f1f1f1;
    color: #000000;
    border: 2px solid black;
    border-radius: 1rem;
    border-top-left-radius: 2px;
    border-bottom-right-radius: 2px;

}

.menu img {
    height: 1.5rem;
    width: 1.5rem;
    border: none;
    display: block;
    object-fit: contain;
}

#menuButton {
    border: none;
    background-image: none;
    background-color: transparent;
    background-blend-mode: screen;
}

.contact_us {

    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: none
}

.contact_para {
    height: 25rem;
}

.contact_para p {
    text-align: justify;
}

.contact_div {
    padding-top: 1rem;
    margin-top: 2.5rem;
    margin-bottom: 1.2rem;
    width: 75%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-left: 10rem;
    padding-right: 10rem;
    padding-bottom: 4rem;
    overflow-x: none;
}

.contact_paragraph {
    font-size: 1.25rem;

}

.contact_h1 {
    font-size: 2rem;
    margin-top: 1rem;
    margin-bottom: 1rem;
}

.contact_list_1 a {
    font-size: 1.25rem;
    text-decoration: none;
}

.coming {
    min-height: 100vh;
    background-color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-y: none;
    overflow-x: none;
}

.material_contentBox {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    column-gap: 1rem;
    margin-top: 2.5rem;
    margin-left: 10rem;
    margin-right: 10rem;
    min-height: fit-content;

}

.material_items_1 {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1rem;
    min-height: 6rem;
    width: 60%;
    background-color: #f1f1f1;
    border: 1px solid black;
    border-radius: 1rem;
}

.material_items_1:hover {
    background-color: #dfdfdf;
}

.material_items_1 a {
    color: #000000;
    font-size: clamp(0.85rem, 2vw, 50rem);
    /* font-size: x-large; */
}

.material_items_1 a:hover {
    transform: scale(1.2);
}

.material_items_2 {
    display: flex;
    justify-content: start;
    align-items: center;
    flex-direction: column;
    padding-top: 0.5rem;
    padding-bottom: 2rem;
    margin-bottom: 1rem;
    min-height: fit-content;
    width: 60%;
    background-color: #f1f1f1;
    border: 1px solid black;
    border-radius: 1rem;
}

.material_items_2:hover {
    background-color: #dfdfdf;
}

.material_items_2 p {
    font-size: clamp(0.85rem, 2vw, 50rem);
    font-weight: bold;
    margin: 1rem;
    text-decoration: underline;
}

.material_items_2 li {
    margin: 0.5rem;
}

.material_items_2 li a {
    font-size: clamp(0.85rem, 1.95vw, 20rem);
}

.material_items_2 li a:hover {
    font-weight: bolder;
    text-decoration: none;
    color: #000000;
}

@media (max-width:1200px) {
    .home {
        width: 16rem;
        height: 6rem;
    }

    .home a {
        font-size: 3rem;
    }

    .notes_1 {
        margin-left: 10rem;
        margin-right: 10rem;
    }

    .item a {
        font-size: clamp(0.8rem, 1.3vw, 1.1rem);
    }

    .contentbox_items a {
        font-size: clamp(1rem, 2.5vw, 2rem);
    }
}

@media (max-width: 1024px) {
    .contentbox {
        grid-template-columns: repeat(2, 1fr);
        margin-left: 4rem;
        margin-right: 4rem;
        margin-top: 3rem;
    }

    #navpara {
        font-size: 3rem;
        padding-left: 3rem;
    }

    #navitems a:hover {
        scale: 1.1;
        color: black;
        text-decoration: underline;
    }

    #navitems {
        gap: 2rem;
        padding-right: 1rem;
        flex-wrap: wrap;
    }

    .about_para {
        width: 70%;
        font-size: 1.5rem;
    }

    .about_para p {
        font-size: 1.5rem;
    }

    #heading_para {
        font-size: clamp(1rem, 5vw, 4rem);
        padding-top: 2rem;
        text-decoration: underline;
    }

    .about_h1 {
        font-size: 2rem;
        margin-top: 1rem;
        margin-bottom: 1rem;
    }

    .contact_div {
        padding-top: 2.5rem;
        margin-top: 0rem;
        margin-bottom: 4rem;
        padding-left: 7.5rem;
        padding-right: 7.5rem;
        padding-bottom: 4rem;
        overflow-x: none;
        flex-wrap: wrap;
    }

    .contact_paragraph {
        font-size: 1.2rem;
    }

    .contact_h1 {
        font-size: 1.5rem;
        margin-top: 1rem;
        margin-bottom: 1rem;
    }

    .contact_list_1 p {
        font-size: 1.2rem;
    }

    .contact_list_2 a {
        font-size: 1.2rem;
        text-decoration: none;
    }

    .coming {
        min-height: 100vh;
    }

    .item a {
        font-size: clamp(0.8rem, 2.5vw, 1.5rem);
    }

    .contentbox_items a {
        font-size: clamp(1rem, 3vw, 3rem);
    }

    .material_items_1 a {
        font-size: clamp(0.85rem, 1.9vw, 12rem);
    }

    .material_items_2 p {
        font-size: clamp(0.85rem, 1.9vw, 12rem);
    }

    .material_items_2 li a {
        font-size: clamp(0.85rem, 1.85vw, 12rem);
    }

}

@media (max-width: 992px) {

    .introduction {
        min-height: 100vh;
        padding-top: 5rem;
        padding-bottom: 5rem;
    }

    #intro_1 {
        font-size: 1.76rem;
        color: white;
        margin-top: 1rem;
        margin-bottom: 4rem;
    }

    .home {
        margin-top: 6rem;
        width: 25rem;
        height: 8rem;
    }

    .home a {
        font-size: 3.5rem;
    }

    .notes_1 {
        margin-left: 8rem;
        margin-right: 8rem;
    }

    .notes_2 {
        width: 80%;
    }
}

@media (max-width: 768px) {

    #navpara {
        font-size: 2rem;
        padding-left: 1rem;
    }

    .contentbox {
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
        justify-content: center;
        align-items: center;
        min-height: 100vh;
        margin-top: 3rem;
        margin-bottom: 4rem;
        margin-left: 0rem;
        margin-right: 0rem;
    }

    .item {
        font-size: 1.5rem;
        height: 6rem;
        width: 80%;
    }

    #navitems {
        display: none;
        flex-direction: column;
        gap: 1rem;
    }

    .menu {
        display: inline-block;
    }

    .about {
        margin-top: 2rem;
    }

    .about_para {
        width: 80%;
    }

    #heading_para {
        font-size: clamp(1rem, 5vw, 4rem);
        padding-top: 2rem;
        text-decoration: underline;
    }

    .about_h1 {
        font-size: 1.25rem;
        margin-top: 1rem;
        margin-bottom: 1rem;
    }

    .about_para p {
        font-size: 1.1rem;
    }

    .contact_div {
        margin-bottom: auto;
        padding-left: 2rem;
        padding-right: 2rem;
        padding-bottom: 4rem;
        overflow-x: none;
        width: 85%;

    }

    .contact_paragraph {
        font-size: 1.2rem;
    }

    .contact_h1 {
        font-size: 1.1rem;
        margin-top: 0.5rem;
        margin-bottom: 0.5rem;
    }

    .contact_list_1 p {
        font-size: 1.0rem;
    }

    .contact_list_2 a {
        font-size: 1.5rem;
        text-decoration: none;
    }

    .coming {
        min-height: 100vh;
    }

    .material_contentBox {
        margin-left: 2rem;
        margin-right: 2rem;
    }

    .material_items_1 {
        width: 100%;
        padding-left: 0rem;
        margin-left: 1rem;
        margin-right: 1rem;
    }

    .material_items_2 {
        width: 100%;
        padding-left: 0rem;
        margin-left: 1rem;
        margin-right: 1rem;
    }

    #RDC li a {
        font-size: 1rem;
    }

    #CEM li a {
        font-size: 1rem;
    }

    .introduction {
        padding-top: 5rem;
        padding-bottom: 3rem;
    }

    #intro_p1 {
        font-size: 2.5rem;
    }

    #intro_p2 {
        font-size: 6rem;
    }

    #intro_1 {
        font-size: 1.3rem;
        color: white;
        margin-top: 0.25rem;
        margin-bottom: 0rem;
    }

    .home {
        width: 12rem;
        height: 4rem;
    }

    .home a {
        font-size: 2rem;
    }

    .notes_1 {
        margin-left: 4rem;
        margin-right: 4rem;
    }

    .notes_2 {
        width: 90%;
    }

    #para_1 {
        font-size: 2rem;
    }

    .item a {
        font-size: clamp(0.9rem, 3.5vw, 2rem);
    }

    .contentbox_items a {
        font-size: clamp(1rem, 6vw, 2.5rem);
    }

    .material_items_1 a {
        font-size: clamp(1rem, 4vw, 8rem);
    }

    .material_items_2 p {
        font-size: clamp(1rem, 4vw, 8rem);
    }

    .material_items_2 li a {
        font-size: clamp(0.95rem, 3.9vw, 8rem);
    }
}

@media (max-width: 576px) {
    .intro {
        padding: 0;
    }

    .introduction {
        padding-top: 2rem;
        padding-bottom: 2rem;
    }

    #intro_p1 {
        font-size: 1.8rem;
    }

    #intro_p2 {
        font-size: 4.8rem;
    }

    #intro_1 {
        font-size: 0.75rem;
        color: white;
        margin-top: 0.25rem;
        margin-bottom: 0rem;
    }

    .home {
        height: 5rem;
        width: 10rem;
        border-radius: 1.5rem;
    }

    .home a {
        font-size: 1.75rem;
    }

    .notes {

        padding-top: 3rem;
        padding-bottom: 3rem;
    }

    .notes_1 {
        margin-left: 2rem;
        margin-right: 2rem;
        border-radius: 1.5rem;
    }

    .notes_2 {
        width: 95%;
    }

    .notes_2 ul {
        padding-left: 2rem;
        padding-right: 2rem;
    }

    #para_1 {
        font-size: 1rem;
        font-weight: bold;
        padding-bottom: 2rem;
    }

    #para_2 {
        font-size: 0.8rem;
        padding-bottom: 1rem;
        margin-left: 2rem;
        margin-right: 2rem;
    }

    #para_2_1 {
        font-size: 0.8rem;
    }

    .item a {
        font-size: clamp(0.45rem, 4.2vw, 2rem);
    }

    .material_items_1 a {
        font-size: clamp(1rem, 5.5vw, 8rem);
    }

    .material_items_2 p {
        font-size: clamp(0.1rem, 4vw, 8rem);
    }

    .material_items_2 li a {
        font-size: clamp(1rem, 5.4vw, 8rem);
    }

}