mangaDownloader/static/style.css

.button {
    background-color: #4CAF50;
    border: none;
    color: white;
    text-align: center;
    text-decoration: none;
    font-size: 16px
}
body{
    background: white;
}
.wrapper{
    display: block;
}

.main {
 float:right
}