body h1{
    color: white;
    text-align: center;
    width: 80%;
}
div{
    border-style: solid;
    border-color: black;
    border-radius: 25px;
    padding: 25px;
    background: gainsboro;
}
body{
   background: #12456A;
}
#header-img{
    width: 60%;
    text-align: right;
    border-radius: inherit;
}
#contenedor-header{
    background:#12456A;
    border-radius: 20px;
    padding: 15px;
    display: flex;
}