challenge-landing-page-Ana-Carolina-Duarte-Cavalcante/styles/header.css

header {
    width: 100%;
    height: 101px;
    left: 0;
    top: 0px;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    
  
}

header a img {
    display: block;
}