body{
    color: white;
    background-color: black;
    font-family: Arial, Helvetica, sans-serif;
}
ul{
    display: flex;
    justify-content: space-between;
    list-style-type: none;
    align-items: center;
    padding: 16px;
}
a{
    color: white;
    text-decoration: none;
}
header img{
  width: 200px;  
    height: 200px; 
    border-radius: 50%;
    border: 5px solid #5bbe42;
}
.img-quadrada-cover {
    width: 200px;  
    height: 200px; 
    object-fit: cover; 
    border: 5px solid#5bbe42; }
.certer{
    text-align: center;
}
h1{
    color: #5bbe42;
    text-align: center;
}
footer img{
      width: 40px;
    height: 40px;
}
footer{
    display: flex;
    justify-content: center;
}
footer a {
    margin: 20px;
    text-align: center;
}
footer p {
    margin: 2px;
}
.container{
    padding: 0px 50px;
}
nav a:hover{
    color: #5bbe42;
}