style.css

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}

.header {
    width: 100%;
    min-height: 100vh;
    background-image: linear-gradient(rgba(0, 0, 0, 0.65), rgba(0, 0, 0, 0.65)), url(./src/images/background.jpg);
    background-size: cover;
    background-position: center;
    position: relative;
}

nav {
    padding: 30px 3%;
    display: flex;
    align-items: center;
}

nav ul {
    flex: 1;
    text-align: right;
}

nav ul li {
    list-style: none;
    display: inline-block;
    margin: 10px 30px;
}

nav ul li a {
    color: aliceblue;
    text-decoration: none;
    font-size: 17px;
}

nav ul li::after {
    content: '';
    width: 0%;
    height: 2px;
    background: rgb(3, 236, 163);
    display: block;
    margin: auto;
    transition: 0.5s;
}

nav ul li:hover::after {
    width: 100%;
}

.logo {
    width: 70px;
    cursor: pointer;
    margin: 0 20;
}

.line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 9%;
    width: 2px;
    background: white;
}

.row {
    width: 75%;
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: whitesmoke;
    margin-top: 8%;
}

.row span {
    display: flex;
    align-items: center;
    margin: 15px 0;
    font-size: 18px;
}

.row span img {
    width: 15px;
    margin-right: 15px;
}

.content span {
    font-size: 22px;
}

.content h1 {
    font-size: 75px;
    margin-top: 30px;
    margin-bottom: 20px;
}