.section-inner {
  max-width: 800px;
  margin: 0 auto;
}

a:hover {
  color: #03DAC6;
}


body {
    margin: 0;
    margin-top: 50px;
    font-family: sans-serif;
   background-color: #121212;
  color: white;
}

header {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 50px;
    line-height: 50px;
    background-color: #121212;
  color: white;
}

header * {
    display: inline;
    height: 50px;

}

header ul {
    padding: 0;
}

header li {
    margin-left: 20px;

}

section {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    

}

.header-img {
    width: 50px;
    height: 300px
    border-radius: 50%;
}

.profile-img {
    width: 300px;
    border-radius: 50%;
}

footer {
    text-align: center;
    padding: 50px;
    font-size: 8pt;
}

#home h1 {
    font-size: 3em;
}

section h2 {
    font-size: 2.5em;
}

section h3 {
    font-size: 1.5em;
}

header a {
    text-decoration: none;
    color: white;
}