body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
ul,
li,
p,
span,
i,
input,
iframe,
dl,
dt,
dd,
hr {
    margin: 0;
    padding: 0;
}
ul {
    list-style: none;
}
hr {
    background: none;
    border: none;
}
a {
    text-decoration: none;
    -webkit-tap-highlight-color: rgba(15, 91, 252, 0.3);
}
input,
img {
    border: none;
}
.clear:after {
    content: '200B';
    display: block;
    font-size: 0;
    line-height: 0;
    clear: both;
}
select {
    outline: none;
    -webkit-appearance: none;
}
button,
input[type='button'],
input[type='submit'] {
    border: none;
}
select,
button,
input {
    outline: none;
}
.hide {
    display: none;
}
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none !important;
    margin: 0;
}
.height_auto{
    height:auto;
    overflow: hidden;
}

/*中间内容部分*/
.hhjh_container{
    width: 100%;
}
.hhjh_bg1{
    width: 100%;
    height:0;
    padding-bottom: 254%;
    background:url(hhjh-img1.jpg) center no-repeat;
    background-size: 100% 100%;
}
.hhjh_bg2{
    display: block;
    width: 100%;
    height: 0;
    padding-bottom: 4%;
    background: url(hhjh-img2.jpg) center no-repeat;
    background-size: 100% 100%;
    cursor: pointer;
}
.hhjh_bg3{
    display: block;
    width: 100%;
    height: 0;
    padding-bottom: 8.8%;
    background: url(hhjh-img3.jpg) center no-repeat;
    background-size: 100% 100%;
    cursor: pointer;
}
@media screen and (max-width: 1200px) {
    .hhjh_bg1{
        width: 100%;
        height:0;
        padding-bottom: 254%;
        background:url(hhjh-img1.jpg) center no-repeat;
        background-size: 100% 100%;
    }
    .hhjh_bg2{
        display: block;
        width: 100%;
        height: 0;
        padding-bottom: 8%;
        background: url(hhjh-img2.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }
    .hhjh_bg3{
        display: block;
        width: 100%;
        height: 0;
        padding-bottom: 8.8%;
        background: url(hhjh-img3.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }
}
@media screen and (max-width: 1020px) {
    .hhjh_bg1{
        width: 100%;
        height:0;
        padding-bottom: 480%;
        background: url(hhjh-mobile-bg1.jpg) center no-repeat;
        background-size: 100% 100%;
    }

    .hhjh_bg2{
        display: block;
        width: 100%;
        height: 0;
        padding-bottom: 10%;
        background: url(hhjh-mobile-bg2.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }

    .hhjh_bg3{
        display: block;
        width: 100%;
        height:0;
        padding-bottom: 18.1%;
        background: url(hhjh-mobile-bg3.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }
}
@media screen and (max-width: 415px) {
    .hhjh_bg1{
        width: 100%;
        height:0;
        padding-bottom: 480%;
        background: url(hhjh-mobile-bg1.jpg) center no-repeat;
        background-size: 100% 100%;
    }

    .hhjh_bg2{
        display: block;
        width: 100%;
        height: 0;
        padding-bottom: 10%;
        background: url(hhjh-mobile-bg2.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }

    .hhjh_bg3{
        display: block;
        width: 100%;
        height:0;
        padding-bottom: 18.1%;
        background: url(hhjh-mobile-bg3.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }
}
@media screen and (max-width: 375px) {
    .hhjh_bg1{
        width: 100%;
        height:0;
        padding-bottom: 480%;
        background: url(hhjh-mobile-bg1.jpg) center no-repeat;
        background-size: 100% 100%;
    }

    .hhjh_bg2{
        display: block;
        width: 100%;
        height: 0;
        padding-bottom: 10%;
        background: url(hhjh-mobile-bg2.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }

    .hhjh_bg3{
        display: block;
        width: 100%;
        height:0;
        padding-bottom: 18.1%;
        background: url(hhjh-mobile-bg3.jpg) center no-repeat;
        background-size: 100% 100%;
        cursor: pointer;
    }
}