body{
    background-color:32b8d3;
    font-family:monospace;
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    -ms-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    text-align: center;
}

.cover-img{
    width:90%; 
    max-width: 900px;
}