body{
    background-image: url(fondo.jpg);
    background-image: no-repeat;
    background-image: fixed;
    background-image: center;
    -webkit-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}
h1{
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
    color:black;
    font-size: 40px;
    font-weight: 400px;
    width: 1080px;
    text-align: center;
    background-color: rgba(255, 255, 224, 0.76);
    margin: 0 0 25px;
    overflow: hidden;
    padding: 20px; /* Relleno */
    border-radius: 35px 0px 35px 0px;
    -moz-border-radius: 35px 0px 35px 0px;
    -webkit-border-radius: 35px 0px 35px 0px;
    border: 2px solid lightyellow;
    margin: auto;
    display: block;
}
canvas{ 
    background-color: rgba(255, 255, 224, 0.76);
    border-style: solid;
    border-width: 1px;
    border-color: orange;
    border-radius: 5px;
    margin: auto;
    display: block;
}