body{
    font-family:Arial,sans-serif;
    margin:0;
    background:#f4f4f4;
}

header{
    background:#1565c0;
    color:white;
    padding:20px;
    text-align:center;
}

main{
    display:flex;
    gap:20px;
    padding:20px;
}

.news-list{
    width:30%;
}

.news-card{
    background:white;
    padding:15px;
    margin-bottom:15px;
    border-radius:10px;
    cursor:pointer;
    transition:.3s;
}

.news-card:hover{
    background:#e3f2fd;
}

#article{
    width:70%;
    background:white;
    padding:20px;
    border-radius:10px;
}

.buttons{
    margin:20px 0;
}

button{
    padding:10px 20px;
    margin-right:10px;
    border:none;
    border-radius:5px;
    cursor:pointer;
    background:#1976d2;
    color:white;
}

button:hover{
    background:#0d47a1;
}

#content{
    line-height:1.8;
    font-size:18px;
    white-space: pre-wrap;
}

.news-list{
    width:30%;
    height:80vh;
    overflow-y:auto;
    background:white;
    border-radius:10px;
    padding:10px;
}