.slide4 {
    width: 100%;
    height: 800px;
    margin: auto;
    display: inline-block;
    vertical-align: bottom;
    position: relative;
    /* position: absolute;
    left: 0;
    right: 0;
    top: 18%;
    bottom: auto;     */
}

.slide4 .cover {
    width: 100%;
    height: 100%;
    background: url(img/carousel_4.webp) center 10%;
    background-size: cover;
}

@media screen and (min-width: 1921px) {
}

@media screen and (min-width: 1367px) and (max-width: 1600px) {    
    /* .slide4 {
        height: 600px;
    } */
}

@media screen and (min-width: 1201px) and (max-width: 1366px) {
    /* .slide4 {
        height: 500px;
    } */
}

@media screen and (min-width: 768px) and (max-width: 1200px) {
    .slide4 {
        height: 550px;
    }

    .slide4 .cover {
        background: url(img/carousel_4.webp) 20% center;
        background-size: cover;
    }
}

@media screen and (min-width: 1px) and (max-width: 767px) {
    .slide4 {
        height: 550px;
    }
    
    .slide4 .cover {
        width: 100%;
        /* height: 50%; */
        background: url(img/carousel_4.webp) 20% center;
        background-size: cover;
    }
}

@media screen and (min-width: 551px) and (max-width: 600px) {
}

@media screen and (max-width: 320px) {
}