AddLecStyle.css

*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}
header {
    background: linear-gradient(to right, #000000, #3533cd);
    padding: 10px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    width: 50px;
    margin-right: 10px;
}

.logo h1 {
    font-size: 18px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    position: relative;
    margin-right: 20px;
}

nav ul li a {
    color: #ffffff;
    text-decoration: none;
    font-size: 16px;
    padding: 10px 15px;
}

nav ul li a:hover {
    border-bottom: 2px solid #ffffff;
}

nav ul li ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: rgba(0, 0, 0, 0.8);
    list-style: none;
    padding: 10px 0;
}

nav ul li:hover ul {
    display: block;
}

nav ul li ul li {
    text-align: center;
}

nav ul li ul li a {
    display: block;
    padding: 10px 20px;
    font-size: 14px;
}

nav ul li ul li a:hover {
    background-color: #f0f0f0;
    color: black;
}

.content
{
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    
}
.fill
{
    padding: 40px;
    border-radius: 8px;
    width: 40%;
    background: white;
    color:#000000;
    text-align: left;
}

.heading
{
    text-align: center;
    font-size: 20px;
    margin-bottom: 40px;
}

.lec-form label
{
    display: block;
    font-size: 14px;
    margin-bottom: 5px;
    text-align: left; 
}

.lec-form input
{
    color: rgb(0, 0, 0);
    width: 100%;
    padding: 10px;
    border: none;
    outline: none;
    background: transparent;
    border-bottom: 2px solid #000000;
}

.lec-form button
{
    background-image: linear-gradient(to right, #dd72a6,#9d208f );
    color: #fff;
    border: none;
    width: 3cm;
    padding: 10px 20px;
    border-radius: 20px;
    cursor: pointer;
    align-self: flex-start;
    margin-top: 20px;
    margin-left: 400px;
}

.lec-form button:hover
{
    background-image: linear-gradient(to right, #a359a0, #6141ac);
}

body {
    font-family: Arial, sans-serif;
    background-color: #001f3f;
    color: white;
    background-image: url(images2/newbackground.png);
    background-repeat: no-repeat;
    background-size: cover;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

footer {
    background-image: linear-gradient(to right, #000000, #3533cd);
    color: #fff;
    text-align: center;
    padding: 5px 10px;
    margin-top: 5px;
    position: relative;
    margin-right: 20px;
    bottom: 0;
    width: 100%;
    display: flex; 
    justify-content: center; 
    align-items: center; 
}

footer img {
    height: 25px;
    vertical-align: middle;
    margin-right: 5px;
}

footer a {
    color: #fff;
    text-decoration: none;
    margin: 0 10px;
}

footer  a:hover {
    text-decoration: underline;
}