*{
    margin:0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}
body{
    background: linear-gradient(to right,#f4f4f4,#e9ecef);
    padding: 20px;
    color:#333;
    line-height: 1.6em;
}
header{

    background-color: #0077b6;
    text-align: center;
    border-radius: 20px;
    box-shadow: 0 4px 8px rgba(0,0,01);

}
nav ul {
    list-style: none;
    display: flex;
    text-align: center;
    gap:10px
       }
nav ul li {
    margin: 0 15px;

}
nav ul li a {
    text-decoration: none;
    background-color: darkred;
    border-radius: 15px;
    color:green ;
    font-weight: bold;
    transition:color 0.3s ease;
} 

nav ul li a:hover{
    color:black;
    background-color:white ;
    padding:15px;
}  
main{
    margin-top:30px;
}
section{
    display: flex;
}
section,article,aside,footer {
    background-color: #fff;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0, 0, 0,01);

}
article {
    width:400px;


}
article img {
    width: 100%;
    height: auto;
    border-radius: 6px;
    margin: 10px 0;

}

img {
    width: 350px;
    height: 200px;

}
aside {
    font-style:italic;
    background: color #f1f9ff; 
    border-left:#0077b6;

}
footer{
    text-align: center;
    font-size:0.9em;
    background-color: #dee2e6;
}