styles.css

body {
    margin: 0px;
}

#topnav {
    background-color: black;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    width: 100vw;
    padding-right: 10px;
    padding-left: 10px;
}

#topnav div {
    display: flex;
    flex-direction: row;
    align-items: center;
    height: 100%;
}

.nav-item {
    color: white;
    height: 100%;
    margin-right: 30px;
    font-family: "Inter", sans-serif;
    font-weight: 700;
}

ul {
    height: 100%;
}

a {
    text-decoration: none;
}

.nav-link:visited {
    border-bottom-style: solid;
    border-bottom-width: 2px;
    border-bottom-color: rgb(205, 44, 44);
    color: rgb(205, 44, 44);
}

.nav-link:hover {
    color: rgb(205, 44, 44);
}

.login-btn {
    padding-top: 15px;
    padding-bottom: 15px;
    padding-right: 10px;
    padding-left: 10px;
    font-family: "Inter", sans-serif;
    font-weight: 700;
    border: none;
    font-size: 17px;
    color: white;
    background-color: black;
}

a:hover, button:hover {
    cursor: pointer;
}

#master-bundle {
    background-color: rgb(205, 44, 44);
    padding-top: 15px;
    padding-bottom: 15px;
    padding-right: 10px;
    padding-left: 10px;
    border-radius: 6px;
    color: white;
    font-family: "Inter", sans-serif;
    font-weight: 700;
    font-size: 17px;
    border: none;
}

ul {
    list-style-type: none;
    display: flex;
    flex-direction: row;
    align-items: center;
}

#hero {
    background: url("image.jpg") no-repeat center center;
    height: 620px;
    width: 100%;
}