#star {
    position: fixed;
    right: 0;
    margin: 0 1em;
}

#star:hover{
    font-size: 1.2em;
    margin: -0.1em .8em;
    cursor: pointer;
}

img{
    display: block;
    background-color: white;
    margin: 1em auto;
    max-width: 100%;
    border-radius: 2em;
    transition: all 0.5s linear;
}

img:hover{
    border-radius: 0;
}