#main ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

#main li {
    width: 47%;
    margin: 0 10px 15px 0px;
}

.movie {
    background: #FEF0E0;
    padding: 15px;
    align-self: flex-start;
}

@media screen and (max-width: 600px) {
    #main ul {
        display: block;
    }

    #main li {
        width: 100%;
    }
}