* {
    box-sizing: border-box;
}

body{
    margin: 0;
}

div{
    width: clamp(500px,70vw, 1100px);
    margin: 1px auto;
    text-align: justify;
}

.tema{
    font:20pt/15pt Arial;
    font-weight:900;
    }

header{
    background: url(../image/mountains.jpg);
    background-position: center;
    background-size: cover;
    color: white;
    box-shadow: 0px 0px 25px rgb(175, 174, 174);
    padding: 5px;
    }

article{
color: grey;
}

.images {
    width: min(100%);
    height: 100px;
    background-position: center;
    background-size: cover;
    object-fit: cover;
    border-radius: 8px; 
    box-shadow: 0px 0px 12px rgb(48, 47, 47);
    margin: 5px 0px;
   }