Personal Portfolio Webpage - Build a Personal Portfolio Webpage

Tell us what’s happening:
how to make the last two div container full view?

  <html lang="en">
    <head>
      <meta name="viewport" content="width=device-width, initial-scale=1" />
      <link rel="stylesheet" href= "https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.3.0/css/all.min.css">

      <link rel="stylesheet" href="styles.css">
      <title>Personal protfolio</title>
    </head>
      <body>
        <nav id="navbar">
         <div class="nav-sky">
    
          <div class="menu-btn"> </div>
    
            <div class="nav-elements">
    
             <ul class="nav-content">
              <li> <a href="#" title="Home" class="active">  Home </a> </li>
      
              <li> <a href="#" title="About"class="link">  About </a> </li> 
             </ul>
         </nav>
          <div class="container">
            <section id="welcome-section">
              <h1>Hey, I am Ekram</h1>
                <p id="desc">I am a frontend developer</p>
               </section>
        </div>
            <div class="container-sec">
              <section id="projects">
                <h1><u>These are some of my projects<u></h1>
              <div id="image-grid">  <img src="https://cdn.freecodecamp.org/testable-projects-fcc/images/tribute-page-main-image.jpg" />
              </div>
                 <p class="project-tile"></p>
                  <a href="https://www.freecodecamp.org/fccfa840a4f-b5f1-430a-ae38-586335d7c20f"></a>
          </div>
          <div class="project-tile"></div>
          </section>
        </div>
          <div class="container-third">
              <footer>
               <h1>Let's work together....</h1>
                 <p id=des><i>How do you take your cafe?</i></p>
            
            <i class="fa-brands fa-facebook"> </i>Facebook<a id="profile-link" href="https://www.freecodecamp.org/fccfa840a4f-b5f1-430a-ae38-586335d7c20f" target="_blank"></a>
            </div>
             <div    class="container-fourth">
                      <p>**This is just a fake portfolio. All the projects and contact details given are not real.<p><span>
                 <a id="page"href="https://www.freecodecamp.org">Created for   freeCodeCamp</a></span>

            </footer>
           </div>
    </body>
</html>
@media screen and (min-width: 480px) {
   body {
     background-color: grey;
  }
}
  .nav-sky{                                  background-color:grey; 
}
#navbar{
  top:0;
  position:fixed;
}
.nav-content{                      list-style-type: none;               
  display: flex;
  justify-content:    flex-end;
  position: fixed;
  background-color:lightgray;
  width: 100%;
  

  
}
li{
   padding-left:2rem;
  font-size:30px;
  display: flex;
 margin-right: 2rem;
}
.active,.link{
  background-color:white;
 color:purple;
}
.container{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 100vh;
  font-size: 3.4rem;
  margin:0;
  padding:0;  background-color:black;
  
}


 h1,p{
  color:white;
  text-align:center;
  margin:0 ;
  padding:14;
  font-size:3rem;
}


  .project-image {
    height: calc(100% - 6.8rem);
    width: 100%;
    object-fit: cover;
  }
#desc{
  color:purple;
}
.container-sec{
  background-color:lightgrey;
  height:40em;
  width:200%;
  margin:0;
  padding:-20px;
  bottom:0;
  top:40
}
#img-grid{
  display:grid;
  row-gap:20px;

}
a:link{text-decoration:none}
a:hover{
   background-color:orange;
}
.container-third{
   background-color:gray;
   height:10rem;
   width:100%;
   border-bottom:5px solid  lightgray;
   padding:70px;
  position:absolute;
  
}
#des{
  font-size:25px;
  padding-top:-20px;
}
.container-fourth p{
  background-color:gray;
  min-height:10rem;
  width:100%;
  margin-top:0 auto;
text-align:center;
  font-size:20px;
  padding:70px;
  
}
 #page {
  margin:-50;
  
}
.container-fourth{
display:absolute;
  right:0;
  left:0;
}
i {
  font-size:15px;
  display:inline;
  padding:20px;
  transition: transform 0.3s ease-out;
}

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Challenge: Personal Portfolio Webpage - Build a Personal Portfolio Webpage

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