body {
    margin: 0;
    padding: 0;
}

.w1200 {
    width: 1200px;
    margin: 0 auto;
}

.listPic {
    width: 100%;
    margin: 0;
    padding: 0;
}

.listPic li {
    float: left;
    margin: 0;
    padding: 0;
    list-style: none;
    width: 33.33%;
    margin-bottom: 15px;
}

.listPic li .pic {
    background-position: center;
    background-repeat: no-repeat;
    width: 360px;
    height: 250px;
    display: flex;
    margin: 10px auto;
    align-items: center;
    justify-content: center;
    text-align: center;
    box-sizing: border-box;
    overflow: hidden;
    border-radius: 15px;
    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.15);
    border: 1px solid #ffffff;
}

.listPic li .tit {
    font-size: 18px;
    text-align: center;
    color: #333;
    text-overflow: ellipsis;
    overflow: hidden;
    padding: 0 5px;
    height: 45px;
}

.listPic li:nth-of-type(6n+1) .pic {
    background-image: url(bg01.png);
}

.listPic li:nth-of-type(6n+2) .pic {
    background-image: url(bg02.png);
}

.listPic li:nth-of-type(6n+3) .pic {
    background-image: url(bg03.png);
}

.listPic li:nth-of-type(6n+4) .pic {
    background-image: url(bg04.png);
}

.listPic li:nth-of-type(6n+5) .pic {
    background-image: url(bg05.png);
}

.listPic li:nth-of-type(6n+6) .pic {
    background-image: url(bg06.png);
}

.titBg {
    background-image: url(bgTit.png);
    background-position: top center;
    background-repeat: no-repeat;
    background-size: 2560px 800px;
}

.jianJie {
    font-size: 22px;
    text-indent: 44px;
    box-sizing: border-box;
    padding: 45px;
    background-color: rgba(255, 255, 255, 0.7);
    border-radius: 10px;
    box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.2);
    line-height: 150%;
    width: calc(100% - 30px);
    margin: 0 15px;
    border: 1px solid rgba(19, 95, 144, 0.3);
}

.h450 {
    height: 400px;
}

.h30 {
    height: 50px;
}

.box {
    margin-top: 30px;
}

.p25 {
    padding: 25px 15px;
}

.fc {
    clear: both;
}

.listPic li .pic:hover {
    box-shadow: 8px 8px 8px rgba(0, 0, 0, .3);
    background: linear-gradient(-45deg, #fffd7c, #8bffb2, #b6ecff, #70f5ff);
    background-size: 400% 400%;
    animation: gradientBG 3s ease infinite;
}
/* 

*/
@keyframes gradientBG {
    0% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }

    100% {
        background-position: 0% 50%;
    }
}

.listPic li .pic img {
    -webkit-transform: scale(1);
    -moz-transform: scale(1);
    -ms-transform: scale(1);
    transform: scale(1);
    -webkit-transition: 0.3s;
    -moz-transition: 0.3s;
    -o-transition: 0.3s;
    transition: 0.3s;
}

.listPic li .pic:hover img {
    -webkit-transform: scale(0.9);
    -moz-transform: scale(0.9);
    -ms-transform: scale(0.9);
    transform: scale(0.9);
}

@media only screen and (max-width:1200px) {
    .w1200 {
        width: 100%;
        margin: 0 auto;
    }

    .listPic {
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .listPic li {
        float: left;
        margin: 0;
        padding: 0;
        list-style: none;
        width: 33.33%;
        margin-bottom: 15px;
    }

    .listPic li .pic {
        background-position: center;
        background-repeat: no-repeat;
        width: 96%;
        height: 250px;
        display: flex;
        margin: 10px 2%;
        align-items: center;
        justify-content: center;
        text-align: center;
        box-sizing: border-box;
        overflow: hidden;
        border-radius: 15px;
        box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.15);
        border: 1px solid #ffffff;
        background-size: 430px auto;
    }
}

@media only screen and (max-width:900px) {
    .w1200 {
        width: 100%;
        margin: 0 auto;
    }

    .listPic {
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .listPic li {
        float: left;
        margin: 0;
        padding: 0;
        list-style: none;
        width: 50%;
        margin-bottom: 15px;
    }

    .listPic li .pic {
        background-position: center;
        background-repeat: no-repeat;
        width: 96%;
        height: 250px;
        display: flex;
        margin: 10px 2%;
        align-items: center;
        justify-content: center;
        text-align: center;
        box-sizing: border-box;
        overflow: hidden;
        border-radius: 15px;
        box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.15);
        border: 1px solid #ffffff;
        background-size: 430px auto;
    }
}

@media only screen and (max-width:800px) {
    .w1200 {
        width: 100%;
        margin: 0 auto;
    }

    .listPic {
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .listPic li {
        float: left;
        margin: 0;
        padding: 0;
        list-style: none;
        width: 50%;
        margin-bottom: 15px;
    }

    .listPic li .pic {
        background-position: center;
        background-repeat: no-repeat;
        width: 96%;
        height: 150px;
        display: flex;
        margin: 10px 2%;
        align-items: center;
        justify-content: center;
        text-align: center;
        box-sizing: border-box;
        overflow: hidden;
        border-radius: 15px;
        box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.15);
        border: 1px solid #ffffff;
    }

    .listPic li .pic img {
        width: 70%;
    }

    .titBg {
        background-image: url(bgTit.png);
        background-position: top center;
        background-repeat: no-repeat;
        background-size: 200%;
    }

    .jianJie {
        font-size: 18px;
        text-indent: 36px;
        box-sizing: border-box;
        padding: 15px;
        background-color: rgba(255, 255, 255, 0.7);
        border-radius: 10px;
        box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.2);
        line-height: 150%;
        width: calc(100% - 30px);
        margin: 0 15px;
        border: 1px solid rgba(19, 95, 144, 0.3);
    }

    .h450 {
        height: 120px;
    }

    .box {
        margin: 30px 10px 0 10px;
    }
}