.video-js{
    margin: 0 auto;
}
@media only screen and (max-width: 800px) {
    .my-video2-div {
        width:100%;
        margin:0 auto;
        margin-bottom: 10px;
    }
}

@media only screen and (min-width: 800px) {
    .my-video2-div {
        width:90%;
        margin:0 auto;
        margin-bottom: 40px;
    }
}

/*@media only screen and (min-width: 1700px) {
    .xy-list .list p {
        padding-left: 18px;
        padding-right: 15px;
        font-size: 18px;
        width: 20%;
        position: relative;
        margin-bottom: 30px;
    }

    .xy-list .list p::after {
        content: '';
        position: absolute;
        left: 0;
        top: calc(50% - 6px);
        width: 7px;
        height: 11px;
        background: url(/img/hjt.png) no-repeat center;
        background-size: contain;
    }
}

@media only screen and (min-width: 1000px) and (max-width: 1700px) {
    .xy-list .list p {
        padding-left: 0.18rem;
        padding-right: 0.15rem;
        font-size: 0.18rem;
        width: 20%;
        position: relative;
        margin-bottom: 0.3rem;
    }
    .xy-list .list p::after {
        content: '';
        position: absolute;
        left: 0;
        top: calc(50% - 0.06rem);
        width: 0.07rem;
        height: 0.11rem;
        background: url(/img/hjt.png) no-repeat center;
        background-size: contain;
    }
}

@media only screen and (max-width: 1000px) {
    .xy-list .list p {
        padding-left: 0.18rem;
        padding-right: 0.15rem;
        font-size: 0.24rem;
        width: 25%;
        position: relative;
        margin-bottom: 0.3rem;
    }
    .xy-list .list p::after {
        content: '';
        position: absolute;
        left: 0;
        top: calc(50% - 0.06rem);
        width: 0.07rem;
        height: 0.11rem;
        background: url(/img/hjt.png) no-repeat center;
        background-size: contain;
    }
}*/