* {
    margin: 0;
    padding: 0;
    font-family: "microsoft yahei";
}

img {
    border: none;
}

a {
    text-decoration: none;
}

ol,
ul {
    list-style: none;
}

div {
    display: block;
}

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

.case_box {
    padding-top: 280px;
    padding-bottom: 70px;
    background: url(../images/case_bg.jpg) no-repeat center top;
    height: auto;
}

@media (max-device-width: 769px) {
    .w1200{
        width: auto;
    }
    .case_box {
        background: url(../images/case_bg_sm.jpg) no-repeat center top;
        background-size: cover;
        padding-top: 380px;
    }

    .case_box .content .cont img.bg {
        position: unset!important;
    }

    .case_box .content .cont .info {

        position: relative!important;
        margin: 0 auto;

    }

    .case_box .content .cont{
        text-align: center;
    }
}

@media (max-width: 800px) {
    .case_box .content .cont img.bg {
        display: none;
    }
}



.case_box h3 {
    color: #081232;
    font-weight: normal;
    font-size: 42px;
    padding-top: 80px;
    padding-bottom: 60px;
    text-align: center;
}

.case_box .category ul {
    padding-left: 50px;
    padding-bottom: 40px;
    display: flex;
    height: auto;
    overflow: hidden;
    justify-content: center;
}

.case_box .category ul:after{
    content: "";
    height: .2rem;
    background-color: white;
    width: 50%;
    margin: 0 auto;
    position: absolute;
    bottom: 1.6rem;
    border-radius: 20px;
}

.case_box .category ul li {
    float: left;
    font-size: 20px;
    text-align: center;
    width: auto;
    height: 58px;
    padding: 0px 40px;
    line-height: 58px;
    color: #000;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    letter-spacing: 3px;
}

.case_box .category ul li.active {
    color: #fff;
    background: #4f77fc;
}

.case_box .content {
    padding-left: 50px;
}

.case_box .content .cont {
    height: 650px;
    display: none;
}

.case_box .content .cont.active {
    display: block;
}

.case_box .content .cont img.bg {
    position: absolute;

    right: 0;
    top: 0;
}

.case_box .content .cont .info {
    position: absolute;
    width: 520px;
    height: 370px;
    background: #fff;
    box-shadow: 0px 0px 70px rgba(157, 179, 208, 0.4);
    left: 0;
    top: 120px;
    padding: 20px 40px 0;
    border-radius: 10px;
}

.case_box .content .cont .info .title .logo {
    float: left;
    padding-right: 25px;
}

.case_box .content .cont .info .title:after {
    content: "";
    display: block;
    width: 0;
    height: 0;
    clear: both;
}

.case_box .content .cont .info .title h4 {
    float: left;
    padding-top: 30px;
    font-size: 24px;
    color: #081232;
}

.case_box .content .cont .info p {
    font-size: 16px;
    line-height: 32px;
    padding-top: 30px;
    color: #828b9f;
}

.case_box .content .cont .info .label {
    /*
    height:60px;
    line-height: 60px;
    padding:0 2em;
    color: #fff;
    background-color: #e91e63;
    position: absolute;
    right: 0px;
    top:0px;
    font-size: 1.5em;
    letter-spacing: 2px;
    font-weight: 600;
    transform-origin:left bottom;
    transform:translate(29.29%,-100%) rotate(45deg);
    */
    position: absolute;
    right: 15px;
    top: 20px;
    width: 150px;

}

.label img {
    width: 150px;
    opacity: 0.8;
}

.main-btn {
    cursor: pointer;
    width: 160px;
    height: 38px;
    font-size: 16px !important;
    color: #fff;
    margin-top: 22px;
    margin-bottom: 33px;
    border-radius: 19px;
    background: #4f77fc;
    border: none;
    transition: color .3s ease-in-out, background .3s ease-in-out;
}

.main-btn:hover {
    color: #fff;
    background: #2196f3;
}


.preloader {
    background-color: #4f77fc;
    bottom: 0;
    top: 0;
    left: 0;
    right: 0;
    position: fixed;
    z-index: 9999999
}

.spinner {
    width: 60px;
    height: 60px;
    top: 30%;
    position: relative;
    margin: 100px auto
}

.double-bounce1,
.double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #F5F5F5;
    opacity: .6;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: sk-bounce 2.0s infinite ease-in-out;
    animation: sk-bounce 2.0s infinite ease-in-out
}

.double-bounce2 {
    -webkit-animation-delay: -1.0s;
    animation-delay: -1.0s
}

@-webkit-keyframes sk-bounce {

    0%,
    100% {
        -webkit-transform: scale(0.0)
    }

    50% {
        -webkit-transform: scale(1.0)
    }
}

@keyframes sk-bounce {

    0%,
    100% {
        transform: scale(0.0);
        -webkit-transform: scale(0.0)
    }

    50% {
        transform: scale(1.0);
        -webkit-transform: scale(1.0)
    }
}


.footer-main-block {
    display: flex;
    justify-content: center;

    width: 100%;
    padding: 20px 0px;
    background-color: #4f77fc;
    color: #fff;
    line-height: 30px;
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1030;
}