style.css

* {
    margin: 0;
    padding: 0;
}

body {
    background-color: rgb(41, 142, 142);
    color: azure;
    font-family: 'Poppins', sans-serif;
}

nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 90px;
    background: rgb(27, 87, 87);
}

nav ul {
    display: flex;
    justify-content: center;
}

nav ul li {
    list-style: none;
    margin: 0 23px;
}

nav ul li a {
    text-decoration: none;
    color: white;
}

nav ul li a:hover {
    color: rgb(8, 211, 211);
    font-size: 1.01rem;
}

.left {
    font-family: 'Bebas Neue', sans-serif;
}

.firstSection {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 10px 0;
}

.firstSection>div {
    width: 31%;
}

.leftSection {
    font-size: 3rem;

}

.rightSection img {
    width: 100%;
    margin: 50px 0;
}

.rightSection img {
    width: 80%;
    margin: 50px 0;
    border-radius: 50%;
}

.Naam {
    color: rgb(44, 252, 252);
}

.secondSection {
    max-width: 80vw;
    margin: auto;
}

.secondSection h1 {
    font-size: 2rem;
    padding-bottom: 10px;
}

.thirdSection {
    max-width: 80vw;
    margin: auto;
}

.thirdSection h1 {
    font-size: 2rem;
    padding-bottom: 10px;
}

#element {
    color: rgb(42, 251, 251);
}

main hr {
    border: 0;
    background-color: #5aa9a9;
    height: 1.3px;
    margin: 40px 90px;
}

.thirdSection>div>ul>li>ul{
    margin-left: 10%;
}