* {
    margin: 0;
    padding: 0;
}

html, body {
    height: 100%;
    margin: 0;
}

body {
    display: flex;
    flex-direction: column;

}


.institution {
    padding: 18px;
    color: white;
    margin: 43px 24px 12px;
    margin-top: 0%;
}

.institution h3 {
    font-weight: 45px;
}

header {
    background-color: black;
    justify-content: space-between;
    display: flex;
    padding: 23px;
    height: 130px;
}

img {
    height: 145px;
    width: 645px;
}

nav {
    background-color: grey;
}

.nav {
    display: flex;
    justify-content: space-around;
    text-align: center;
    gap: 23px;
    padding: 30px;
    
}

.nav a {
    text-decoration: none;
    color: black;
    padding: 16px;
    border-radius: 12px;
    
}

.nav a:hover {
    background-color: antiquewhite;
    color: black;
}

.dep {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: white;
    min-width: 160px;
    z-index: 1;
}

.dep:hover .dropdown-content {
    display: block;
}

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
    border-radius: 8px;
}

.dropdown-content a:hover {
    background-color: antiquewhite;
}

.image1 {
    background-image: url("aboutnitte.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    flex: 1;
    display: flex;
    align-items: center;   
    justify-content: center; 
    padding: 20px;
}

.para {
    width: 60%;
    text-align: center;
    background: transparent;
    backdrop-filter: blur(10px);
    color: white;
    border-radius: 20px;
    padding: 30px 40px;
    font-size: 15px;
}

.footer {
    background: black;
    color: white;
    text-align: center;
    padding: 10px 0;
}
.image2 {
    background-image: url("aboutnitte1.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    flex: 1;
    display: flex;
    align-items: center;   
    justify-content: center; 
    padding: 20px;
}
.image3 {
    background-image: url("information-science-engineering.webp");
    background-repeat: no-repeat;
    background-size: cover;
    flex: 1;
    display: flex;
    align-items: center;   
    justify-content: center; 
    padding: 20px;
}