@media only screen and (min-width: 800px) {
    * {box-sizing: border-box}
    body {font-family: Verdana, sans-serif; margin:0}
    .mySlides {display: inline}

    /* Galley Slideshow container */
    .gallery-container {
        max-width: 650px;
        height: 400px;
        position: relative;
        margin: auto;
    }

    .gallery-container .img {
        vertical-align: middle;
        width:600px;
        height:350px;
        margin-bottom:25px;
    }

    /* Slideshow container */
    .slideshow-container {
        max-width: 360px;
        height: 900px;
        position: relative;
        margin: auto;
    }

    .sldeshow-container .img {
        vertical-align: middle;
        width:350px;
        height:600px;
        margin-bottom:25px;
    }

    /* Next & previous buttons */
    .prev, .next {
        cursor: pointer;
        position: absolute;
        width: auto;
        padding: 16px;
        margin-top: 15px;
        color: blue;
        font-weight: bold;
        font-size: 28px;
        transition: 0.6s ease;
        border-radius: 0 3px 3px 0;
        user-select: none;
    }

    /* Position the "next button" to the right */
    .next {
        right: 0px;
        border-radius: 3px 0 0 3px;
    }
     /* Position the "prev button" to the left */
    .prev {
        left: 0px;
        border-radius: 3px 0 0 3px;
    }

    /* On hover, add a black background color with a little bit see-through */
    .prev:hover, .next:hover {
        background-color: rgba(238, 238, 238, 0.8);
    }

    /* description */
    .imagetext {
        height: 350px;
        font-size: 16px;
        font-weight: bold;
        color: #000099;
        text-align: center;
        margin-top: 15px;
    }

}

@media screen and (max-width: 799px) {
/* On smaller screens, decrease text size */
    * {box-sizing: border-box}
    body {font-family: Verdana, sans-serif; margin:0}
    .mySlides {display: inline}

    /* Galley Slideshow container */
    .gallery-container {
        max-width: 340px;
        height: 450px;
        position: relative;
        margin: auto;
    }

    .gallery-container .img {
        vertical-align: middle;
        width:325px;
        height:auto;
        margin-bottom:25px;
    }

    /* Slideshow container */
    .slideshow-container {
        max-width: 360px;
        height: 700px;
        position: relative;
        margin: auto;
    }

    .sldeshow-container .img {
        vertical-align: middle;
        width:350px;
        height:600px;
        margin-bottom:25px;
    }

    /* Next & previous buttons */
    .prev, .next {
        cursor: pointer;
        position: absolute;
        width: auto;
        padding: 16px;
        margin-top: 10px;
        color: blue;
        font-weight: bold;
        font-size: 28px;
        transition: 0.6s ease;
        border-radius: 0 3px 3px 0;
        user-select: none;
    }

    /* Position the "next button" to the right */
    .next {
        right: 0px;
        border-radius: 3px 0 0 3px;
    }
     /* Position the "prev button" to the left */
    .prev {
        left: 0px;
        border-radius: 3px 0 0 3px;
    }

    /* On hover, add a black background color with a little bit see-through */
    .prev:hover, .next:hover {
        background-color: rgba(238, 238, 238, 0.8);
    }

    /* description */
    .imagetext {
        height: 250px;
        font-size: 14px;
        font-weight: bold;
        color: #000099;
        text-align: center;
        margin-top: 20px;
    }

        /* The dots/bullets/indicators */
    .dot {
        cursor: pointer;
        height: 5px;
        width: 5px;
        margin: 0 10px;
        background-color: #0033FF;
        border-radius: 50%;
        display: inline-block;
        transition: background-color 0.6s ease;
    }

}