@media screen and (max-width:800px) {

    /* .poster-section {
        display: none;
    } */




    #left1 {
        width: 20%
    }

    #right1 {
        width: 70%;
        right: 10%
    }

    #poster1 {
        background-image: url("../IMG/1-small.png");

    }

    #left2 {
        width: 100%;
        height: 50%;
    }

    #right2 {
        top: 45%;
        right: 40%;
        height: 50%;
    }

    .about-jrr {
        margin: 5% 10%;
    }

    #poster2.poster-section {
        width: 70vw;
        height: 40vh;
    }

    #poster2 {
        background-image: url("../IMG/2-3.png");
    }


    #left3 {
        display: none;
    }

    #right3 {
        width: 80%;
        right: 15%
    }

    .jrr-info {
        font-size: 1em;
    }

    .btn-submit {
        font-size: .8em;
    }

    #left4 {
        top: 10%;
        height: 90%;
        width: 70%;
        left: 5%;
    }

    #right4 {
        /* top: 85%; */
        left: 5%;
        right: 5%;
        width: 90%;
        height: 10%;
    }

    #poster4 {
        background-image: url("../IMG/4-wide.png");
    }

    #poster4.poster-section {
        height: 10vh;
        margin-top: 0;
    }

}