body{
    font-family: Arial, sans-serif;
    background-color: #e87575;
    margin: 0;
    padding: 0;
}
header{
    background-color: #91e793;
    color: rgb(255, 255, 255);
    padding: 20px;
    text-align: center;
}
main{
    padding: 15px;
}
img{
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}
footer{
    background-color: #ddd;
    text-align: center;
    padding: 15px;
    margin-top: 25px ;
}