* {
    text-align: center;
    color: whitesmoke;
    background-color: black;
}

header {
    display: flex;
    text-align: center;
    justify-content: center;
    position: fixed;
    top: 0;
    width: 100%;
    background-color: #333;
}

#name {
    background-color: #333;
}

.introduce {
    margin-top: 100px;
}

.introduce img {
    width: 500px;
    height: auto;
}

main h2 {
    font-weight: bold;
    margin-top: 40px;
}

h2 {
    color: aquamarine;
}

ul {
    list-style: none;
    padding: 0px;
    margin: 0px;
}


.menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 200px;
    height: 100vh; /* altura total da tela */
    background-color: #333;
    color: white;
    padding: 20px;
  }

  .menu ul {
    background-color: #333;
    margin-top: 100px;
  }

  .menu li {
    margin-top: 20px;
    margin-bottom: 20px;
    background-color: #333;
    text-decoration: underline;
  }
  
  .menu_dir {
    position: fixed;
    top: 0;
    right: 0;
    width: 200px;
    height: 100vh; /* altura total da tela */
    background-color: #333;
    color: white;
  }

  .menu_dir ul {
    list-style: none;
    padding: 0;
    background-color: #333;
    margin-top: 200px;
  }
  
  .menu_dir li {
    margin-bottom: 15px;
    background-color: #333;
  }