body{
    background-image: url(../images/idyllic-mountain-landscape-with-fresh-green-meadows-and-blooming-wildflowers-idyllic-nature-countryside-view-rural-outdoor-natural-view-idyllic-banner-nature-panoramic-spring-summer-scenery-photo.jpg);
    background-size: cover;
    background-attachment: fixed;
}
h1{
    background-color: brown;
    text-align: center;
    width: 800px;
    margin: 10px auto;
    height: 100px;
    line-height: 100px;
    transition: 3s;
    border: 4px solid black;
    color: black;
    text-align: center;
    border-radius: 50px;
}
h1:hover{
    background-color: red;
    font-size: 400%;
}
ul{
    color : black;  
}
dt{
    font-size: 1cm;
}
li{
    font-size: 0.70cm;
}
dd{
    font-size: 0.5cm;
}
.depre{
    font-size: 0.4cm;
    margin-left: 2.5cm;
}
.link{
    color: red;
}
.patata{
    height: 1cm;
    width: 1cm;
}
.patata:hover{
    height: 5cm;
    width: 5cm;
}