@media (max-width: 750px) {
    #content{
        width: 100% !important;
        padding: 0;
        margin: 0;
    }

    #posts{
        width: 100% !important;
        float: none !important;
    }

    #right-side{
        width: 100% !important;
        float: none !important;
        margin-top: 20px;
    }

    img{
        max-width: 100% !important;
        height: auto !important;
        display: block;
        margin: 0 auto;
    }

}