.base {
    display: block;
    min-width: 320px;
    max-width: 1280px;
    margin: 0 auto;
    background: #ffffff;
}

.subnav {
    display: block;
    position: relative;
    height: 100px;
    width: 100%;
}

.aclick {
    display: block;
    font-size: 16px;
    color: #3c3c3c;
    text-decoration: none;
    cursor: pointer;
    width: 100%;
    height: 40px;
    line-height: 40px;
}

.sbottom,
.sbhover:hover {
    box-shadow: 0 -4px 0 0 #ff0000 inset;
}

.aclick-color {
    color: #479ebb;
}

.aclick-hover:hover {
    color: #479ebb;
}


.aclick-color {
    color: #479ebb;
}

.ullink {
    display: flex;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    min-width: 320px;
    max-width: 700px;
    margin: 0 auto;
    font-size: 18px;
    padding-top: 30px;
}

.ullink li {
    display: block;
    float: left;
    width: 100%;
    text-align: center;
    margin: 0 auto;
}


.topname {
    display: block;
    height: 100px;
    width: 100%;
}

.htext {
    display: block;
    min-width: 320px;
    margin: 0 auto;
    padding-top: 30px;
    font-size: 32px;
    color: #2c2c2c;
    text-align: center;
}

.mid {
    min-width: 320px;
    max-width: 1200px;
    width: 100%;
    padding-bottom: 40px;
    margin: 0 auto;
}

.igallery {
    display: block;
    min-width: 300px;
    max-width: 960px;
    width: 100%;
    margin: 0 auto;
    box-sizing: content-box;
}

.igallery li {
    display: block;
    float: left;
    margin-bottom: 30px;
    padding: 20px 10px;
    box-sizing: content-box;
    width: 100%;
}


.imb {
    display: block;
    cursor: pointer;
    background: #3879AD;
}


@media screen and (min-width: 960px) and (max-width: 1920px) {
    .igallery li {
        min-width: 340px;
        max-width: 460px;
        width: 95%;
    }

    .igallery {
        width: 960px;
        height: auto;
    }

}

@media screen and (min-width: 720px) and (max-width: 960px) {
    .igallery {
        width: 960px;
        height: auto;
    }

    .igallery li {
        min-width: 320px;
        max-width: 340px;
        width: 95%;
    }

}


@media screen and (min-width: 280px) and (max-width: 458px) {

    .subnav {
        display: block;
        position: relative;
        height: 280px;
        width: 100%;
    }

    .ullink {
        display: block;
    }

    .ullink li {
        min-width: 280px;
        max-width: 460px;
        width: 100%;
        height: 40px;
        line-height: 40px;
        cursor: pointer;
    }

    .igallery li {
        min-width: 300px;
        max-width: 460px;
        width: 95%;
    }
}

@media screen and (min-width: 460px) and (max-width: 720px) {

    .subnav {
        display: block;
        position: relative;
        height: 280px;
        width: 100%;
    }


    .ullink {
        display: block;
    }

    .ullink li {
        min-width: 460px;
        max-width: 700px;
        width: 100%;
        height: 40px;
        line-height: 40px;
        cursor: pointer;
    }

    .igallery li {
        min-width: 440px;
        max-width: 700px;
        width: 96%;
    }
}

@media screen and (min-width: 780px) and (max-width: 1920px) {

    .ullink li {
        width: 100%;
        height: 40px;
        line-height: 40px;
        cursor: pointer;
    }

}