HTML CSS HTML Backgrounds e sobreposições

Tiago FD · 17 de novembro de 2020

Boas,
Gostaria que me ajudassem a fazer um background igual a este que se segue,sou novo em html,gostava que me ajudassem para ter noção do que é necessário para obter uma pagina "igual" a esta

washalbano · 18 de novembro de 2020

Olá!
veja se isso te ajuda:
https://codepen.io/washalbano/pen/GRqLzVE?editors=1100

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
  <link rel="stylesheet" href="style.css">
</head>
<body>
<div class="app">
  <header>
    <div class="container">
      <div class="slot">
        <h1>Rui Baptista</h1>
        <h3>homepage</h3>
      </div>
      <nav>
        <a href="#quem-sou">Quem Sou</a> <a href="#contacte-me">Contacte-me</a> <a href="#links">Links</a>
      </nav>
    </div>
  </header>
  <main>
    <div class="container">
      <section>
        <h2>Quem Sou</h2>
      </section>
      <section>
        <h2>Contacte-me</h2>
      </section>
      <section>
        <h2>Os meus links favoritos</h2>
      </section>
    </div>
  </main>
  <footer>
    <div class="container">
      <nav>
        <a href="#quem-sou">Quem Sou</a> <a href="#contacte-me">Contacte-me</a> <a href="#links">Links</a>
      </nav>
    </div>
  </footer>
</div>
</body>
</html>

style.css:

* {
    box-sizing: border-box;
    text-decoration: none;
    outline: none;
    transition: all .2s ease;
}

html, body {
    margin: 0;
}

body {
    background-color: #f4f4f4;
    font-size: 14px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
}

.app,
header,
main,
footer {
    display: flex;
    justify-content: center;
}


.app {
    min-height: 100vh;
    flex-direction: column;
}

header {
    background-color: #50bace;
    min-height: 140px;
    border-bottom: 3px solid #444;
    position: relative;
}

main {
    flex: 1;
}

footer {
    min-height: 100px;
    background-color: #909090;
}

.container {
    width: 600px;
    max-width: 600px;
    padding: 12px 24px;
}

header .container {
    background-color: rgba(255, 255, 255, .2);
    padding-top: 32px;
}

header .slot {
    color: #2d6975;
}

header h1 {
    font-size: 40px;
    letter-spacing: -2px;
    margin: 0;
}

header h3 {
    margin: 0;
    padding: 0;
}

header nav {
    position: absolute;
    bottom: 0;
    transform: translateY(50%);
    background-color: #2d6975;
    border-radius: 50px;
}

nav {
    padding: 8px 18px;
    max-width: 320px;
}

nav a {
    display: inline-block;
    color: #ccc;
    padding: 2px 12px;
}

nav a + a {
    border-left: thin solid #aaa;
}

nav a:hover,
nav a:focus,
nav a.active {
    color: #fff;
}

main .container {
    background-color: #fff;
}

main .container section {
    height: 33%;
}

main .container section + section {
    border-top: 2px solid #444;
}