index.css

@font-face {
    font-family: "Futura";
    src: url("./fonts/futura-pt-book\ \(1\).otf") format("opentype");
    }

body {
    display: flex;
    font-size: 18px;
    font-family: 'Futura';
    background-color: #f9f9f9;
}

.main {
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    max-width: 55%;
    margin: 35px 35px 35px 70px;
    background: #fff;
    padding: 25px;
    box-shadow: 0 3px 3px rgb(0 0 0 / 10%);
}

.contributor {
    display: block;
    background-color: transparent;
    float: right;
    width: 20%;
    max-width: 20%;
    max-height: 100vh;
    position: sticky;
    top: 43px;
    margin: 35px 0;
    padding-left: 20px;
    overflow-y: scroll;
}

.contributor span {
    display: flex;
}

.contributor h3 {
    margin-top: 30px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e7e7e7;
}

.contributor p {
    font-size: 14px;

}

.contributor span img {
    width: 60px;
    height: 60px;
    margin-right: 10px;
    margin-bottom: 20px;
    border-radius: 30px;
}

.side-menu {
    display: flex;
    flex-direction: column;
}

.side-menu h4 {
    padding-bottom: 10px;
    border-bottom: 1px solid #e7e7e7;
    margin: 25px 0 10px 0;
}

.side-menu ul {
    margin-top: 0;
}

.main h1:hover::after {
    background: url(./pages/images/icon_anchor.svg);
    background-size: 20px 20px;
    display: inline-block;
    width: 20px;
    height: 20px;
    content: "";
    cursor: pointer;
  }