/* p{
    margin: auto; 初始化 
} */

/*   -------------------------------------第一部分 */
.banner {
    width: 100%;
    height: 380px;
    background-image: url(img/case/banner3.jpg);
    background-color: #202020;
    /* 预防背景图像不可用 */
    padding: 70px 0 0 535px;
    box-sizing: border-box;
    color: rgb(255, 255, 255);
}


.banner-title {
    font-weight: bold;
    font-size: 48px;
    margin: 0;
}

.banner-title2 {
    font-size: 20px;
    font-weight: normal;
}

.banner-text {
    font-size: 30px;
    font-weight: bold;
    letter-spacing: 2px;
    margin-top: 10px;
}

.banner-text1 {
    margin-top: 50px;
    display: flex;
}

.banner-text2 {
    font-weight: bold;
    font-size: 36px;
    margin: 0;
}

.banner-text3 {
    font-weight: normal;
    font-size: 16px;
    text-align: center;
}

.banner-line {
    background-color: #fff;
    width: 1px;
    height: 80px;
    margin-left: 30px;
    margin-right: 30px;
}


/*   -------------------------------------第二部分 */
.two a:link {
    color: #ffffff;
}

.two a:visited {
    color: #ffffff;
}

.two a:hover {
    color: #ffffff;
}

.two {
    padding: 100px;
    margin: auto;
    text-align: center;
}

.two-title {
    font-size: 36px;

}

.two-body {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.two-img {
    width: 350px;
    height: 350px;
    background-color: #fafafa;
    margin: 25px;
    margin-top: 50px;
}

.two-text {
    position: absolute;
    text-align: left;
    margin-top: 310px;
    margin-left: 20px;
    font-size: 20px;
    z-index: 101;
}

.img_a_box {
    overflow: hidden;
/*     height: 350px; */
}

.img_a_box .img_a {
    transition: all 0.5s;

}

.img_a_box .img_a:hover {
    transform: scale(1.07);
}


/*   -------------------------------------第三部分 */
.three {
    background-color: #fafbff;
    padding: 100px 0;
    text-align: center;
    margin: auto;
}

.three-title {
    font-size: 36px;
    font-weight: bolder;
    padding: 10px 0;
}

.three-body {
    display: flex;
    justify-content: center;
    padding: 10px 0;
}

.three-body-button {
    text-align: center;
    padding: 10px 20px;
    font-size: 20px;
    color: #fff;
    font-weight: boldr;
    background-color: #2A82E4;
    border-radius: 50px;
}

/*   -------------------------------------案例部分(banner) */
.banner1 {
    background-image: url(img/case/farming/banner.png);
    height: 380px;
    box-sizing: border-box;
    padding: 66px 300px;
}

.banner2 {
    background-image: url(img/case/energy/banner.png);
    height: 380px;
    box-sizing: border-box;
    padding: 66px 300px;
}

.banner3 {
    background-image: url(img/case/room/banner.png);
    height: 380px;
    box-sizing: border-box;
    padding: 66px 300px;
}

.case-banner-title {
    font-size: 20px;

}

.case-banner-title1 {
    margin-top: 17px;
    font-size: 36px;
    font-weight: bolder;
}

.case-banner-title2 {
    margin-top: 11px;
    font-size: 14px;
    /* font-weight: lighter; */
    color: #62656A;
    /*  letter-spacing: 26px;  */
    /* 字体间距 */
    line-height: 26px;
}

.case-banner-button {
    width: 150px;
    height: 50px;
    margin-top: 25px;
    text-align: center;
    background-image: linear-gradient(to left, #5671fb, #04abff);
    border: 2px solid #fff;
    /*     border: 1px solid #e6e6e6; */
    color: #fff;
    font-size: 20px;
    padding: 10px 0;
    box-sizing: border-box;
}

.case-banner-text {
    color: #fff;
    margin: auto;
    text-align: center;
    font-size: 20px;
    font-weight: normal;
}


/*   -------------------------------------案例部分(选项) */
.box2 {
    float: right;
    width: 35%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #999999;
}

.box2-1 {
    background-color: #293f6c;
    width: 150px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;

}

.box2-2 {
    width: 150px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.text2 {
    background-color: white;
    width: 100%;
    height: 50px;
    padding: 10px 100px;
    box-sizing: border-box;
    display: flex;
    flex-wrap: nowrap;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}

/*   -------------------------------------案例部分(第一部分正文) */
.one-case {
    box-sizing: border-box;
    padding: 70px 0 0 0;
}

.one-case-title {
    font-size: 36px;
    font-weight: bolder;
    /*     margin-top: 70px; */
    padding: 0 0 30px 300px;
}

.one-case-body {
    background-color: #f6f7f9;
    display: flex;
    flex-wrap: wrap;
    /* justify-content: center; */
    padding: 0 0 0 300px;
}

.one-case-body1 {
margin-right: 60px;
}

.one-case-text {
    margin-top: 36px;
    line-height: 28px;
    font-size: 14px;
    /* font-weight: lighter; */
    color: #292929;
}

.one-case-text1 {
    width: 650px;
    text-align: justify;
}

.one-case-text2 {
    margin-top: 28px;
    width: 650px;
    text-align: justify;
    margin-bottom: 20px;
}


/*   -------------------------------------案例部分(第二部分正文) */
.two-case {
        box-sizing: border-box;
    padding: 70px 0 100px 0;
    margin: auto;
    text-align: center;
width: 83.3%;
}

.two-case-title {
    font-size: 36px;
    font-weight: bolder;
    /*     margin-top: 70px; */
    padding: 0 0 30px 300px;
}

.two-case-body {
    margin: auto;
    text-align: center;
}


/*   -------------------------------------案例部分(第三部分正文) */
.three-case {
    padding: 100px 0;
    background-color: #f7fbfe;
    width: 100%;
}

.three-case-title {
    font-size: 48px;
    font-weight: bold;
    /*     margin-top: 70px; */
    padding: 0 0 30px 170px;
    display: flex;
    flex-wrap: wrap;
}

.three-case-title1 {
    padding: 6px 0;
    margin-right: 15px;
}

.three-case-body {
    margin-left: 80px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

.three-case-text {
    padding: 0 0 0 80px;
    background-color: #f7fbfe;
}

/*   -------------------------------------案例部分(第四部分正文) */

.four-case {
    padding: 100px 0;

}

.four-case-title {
    font-size: 48px;
    font-weight: bold;
    /*     margin-top: 70px; */
    padding: 0 0 30px 170px;
    display: flex;

}

.four-case-title1 {
    padding: 6px 0;
    margin-right: 15px;
}

.four-case-body {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-left: 40px;
}

.four-case-left{
    width: 560px;
}

.four-case-body1 {
    box-sizing: border-box;
    display: flex;
    padding: 20px 0;
}


/*   -------------------------------------案例部分(第五部分正文) */
.five-case {
    padding: 100px 0;
    background-color: #f7fbfe;
width: 100%;
}

.five-case-title {
    font-size: 36px;
    font-weight: bolder;
    margin: auto;
    text-align: center;
    margin-bottom: 50px;
    /*     margin-top: 70px; */
/*     padding: 0 0 30px 300px; */
}

.five-case-body{
    box-sizing: border-box;
padding: 0 16%;
display: flex;
justify-content: center;
flex-wrap: wrap;
}

.img_a1_box {
    overflow: hidden;
    height: 350px;
}

.img_a1 {
    transition: all 0.5s;

}

.img_a1:hover {
    transform: scale(1.02);
}

/*   -------------------------------------案例部分(第五部分正文) */
.six-case{
margin-top: 130px;

}

.six-case-body{
    box-sizing: border-box;
    background-image: url(img/case/background.png);
    height: 344px;
    padding: 13px 0 0 300px;
}

.six-case-title{
    font-size: 30px;
    font-weight: bold;
}

.six-case-text{
    font-size: 14px;
    color: #666666;
    margin-top: 10px;
}