#about-us {
    position  : relative;
    margin-top: 80px;
}

#aboutdx-initcolor.aboutdx-initcolor {
    color: rgb(51, 153, 254)
}

.about-us-nav {
    width          : 1200px;
    margin         : 30px auto;
    display        : flex;
    justify-content: center
}

.about-us-nav li {
    cursor   : pointer;
    font-size: 14px;
    margin   : 0px 6px
}
.about-us-nav li a{
	color:#333;
}
.about-us-nav li a:hover{
	color:rgb(51, 153, 254);
}
.about-us-cut {
    width           : 100vw;
    height          : 1px;
    background-color: rgb(235, 235, 235);
    margin-bottom   : 30px;
}

.about-us-content {
    display: none;
    width  : 1200px;
    margin : 0px auto;
    min-height:730px;
}

.about-us-content-avtive {
    display: block;

}

.about-us-content-dx {
    display        : flex;
    justify-content: space-around;
    width          : 1200px;
    position       : relative;
    left           : calc(50% - 600px)
}

.about-us-content-dx-left {
    width: 600px;
}

.about-us-content-dx-left div:nth-of-type(1) {
    font-size    : 30px;
    margin-bottom: 30px;
}

.about-us-content-dx-left div:nth-of-type(2) {
    font-size: 14px;
}

.about-us-content-dx-right {
    width: 500px;

}

.about-us-content-dx-right img {
    width         : 100%;
    /* height     : 200px; */
    margin-top    : 20px;
    vertical-align: top;
}

.about-us-content-culture {
    display        : flex;
    justify-content: center;

}

.about-us-content-culture li {
    font-size: 30px;
    margin   : 0px 15px;
}

.about-us-content-culture-article {
    width         : 1000px;
    margin        : 0px auto;
    font-size     : 12px;
    letter-spacing: 2px;
}

.about-us-content-culture-img {
    width          : 1200px;
    margin         : 30px auto;
    display        : flex;
    justify-content: space-around;
}

.about-us-content-culture-img img {
    width: 500px;
}

.about-us-content-teamwork {
    width   : 1200px;
    position: relative;
    left    : calc(50% - 600px)
}

.about-us-content-teamwork img {
    width: 392px;
}

.about-us-content-teamwork-top {
    width          : 1200px;
    display        : flex;
    justify-content: center;
}

.about-us-content-teamwork-top img {
    margin: 4px 4px;
}

.about-us-content-teamwork-bottom {
    width          : 1200px;
    display        : flex;
    justify-content: space-around;
    flex-wrap      : wrap;
}

.about-us-content-teamwork-bottom img {
    margin: 4px 0;
}

.about-us-content-service-contact {
    width          : 1200px;
    margin         : 0px auto;
    display        : flex;
    justify-content: space-around;
    text-align     : center;
    font-size      : 14px;
    margin-bottom:20px;
}

.about-us-content-service-contact-phone div:nth-of-type(1) {
    width : 100px;
    height: 100px;
}

.about-us-content-service-contact-phone div:nth-of-type(1) img {
    width : 70%;
    height: 70%;
}

.about-us-content-service-main {
    font-size     : 26px;
    /* font-weight: bold; */
    margin        : 20px 0px;
    text-align    : center;
    letter-spacing: 3px;
}

.about-us-content-service-info {
    width          : 1200px;
    position       : relative;
    left           : calc(50% - 600px);
    display        : flex;
    justify-content: space-around;
    flex-wrap      : wrap;
    margin-bottom: 60px;
}

.about-us-content-service-info-title {
    width        : 390px;
    text-align   : center;
    margin-bottom: 25px;

}

.about-us-content-service-info-title div:nth-of-type(2) {
    margin: 18px 0px;
}

.about-us-content-service-info-title div:nth-of-type(1) {
    display: inline-block;
    width  : 100px;

}

.about-us-content-service-info-title div:nth-of-type(1) img {
    width: 60%;

}

.about-us-content-service-need {
    margin-top: 40px;
    width     : 1200px;
    position  : relative;
    left      : calc(50% - 600px);
    margin-bottom: 40px;

}

.about-us-content-service-need div {
    margin    : 0px auto;
    text-align: center;
}

.about-us-content-service-need div:nth-of-type(1) {
    color         : rgb(49, 154, 255);
    font-size     : 26px;
    letter-spacing: 3px;
}

.about-us-content-service-need div:nth-of-type(2) {
    color        : rgb(49, 154, 255);
    margin-bottom: 18px;
}

.about-us-content-service-need div:nth-of-type(3),
.about-us-content-service-need div:nth-of-type(4) {
    margin-bottom: 15px;
}

.about-us-content-service-need div:nth-of-type(3) input,
.about-us-content-service-need div:nth-of-type(4) input {
    width       : 500px;
    height      : 50px;
    color       : black;
    padding-left: 10px;
    border-radius: 5px;
    border: 1px solid orange;
}

.about-us-content-service-need div:nth-of-type(5) input {
    width       : 248px;
    height      : 50px;
    padding-left: 10px;
    border-radius: 5px;
    border: 1px solid orange;
}

.about-us-content-service-need div:nth-of-type(6) {
    width           : 500px;
    height          : 50px;
    color           : white;
    background-color: rgb(49, 154, 255);
    margin-top      : 15px;
    line-height     : 50px;
    cursor          : pointer;
    border-radius: 5px;
}

.about-us-content-wonderfulactivities {
    width   : 900px;
    position: relative;
    left    : calc(50% - 450px);
    overflow: hidden;
    height: 400px;
    transition: none
}

.about-us-content-wonderfulactivities-zuo {
    position: absolute;
    top     : calc(50% - 15px);
    left    : 2px;
    cursor  : pointer;
    z-index : 99;
}

.about-us-content-wonderfulactivities-zuo img {
    width : 30px;
    height: 30px;

}

.about-us-content-wonderfulactivities-you {
    position: absolute;
    right   : 2px;
    top     : calc(50% - 15px);
    cursor  : pointer;
    z-index : 99;
}

.about-us-content-wonderfulactivities-you img {
    width : 30px;
    height: 30px;

}

.about-us-content-wonderfulactivities-img {
    position: absolute;
    /* animation: run 2s linear infinite; */
    height:400px;
    left: 0px;
    top: 0px;
    /* transition: all 1.5s linear; */
    display: flex;
    flex-wrap: nowrap;
    animation: run 10s linear infinite
}

@keyframes run{
    0%{
        left:0;
    }
    10%{
        left:0px;
    }
    20%{
        left:-900px;
    }
    45%{
        left:-900px;
    }
    55%{
        left:-1800px;
    }
    75%{
        left:-1800px;
    }
    85%{
        left:-2700px;
    }
    100%{
        left:-2700px;
    }
}


.about-us-content-wonderfulactivities-img img {
    
    height: 400px;
}

.about-us-content-service-address {
    width      : 1200px;
    /* position: relative;
    left       : calc(50% - 600px); */
}

.about-us-content-service-address img {
    width: 1200px;
    
}
.about-us-content-teamwork-bottom-item{
    position: relative;
}
.about-us-content-teamwork-bottom-item div{
    display: none;
    position: absolute;
    width: 100%;
    height: calc(100% - 8px);
    background-color: rgba(0, 0, 0, .5);
    top: 4px;
    left: 0px;
}
.about-us-content-teamwork-bottom-item:hover div{
    display: block;
    color: white;
}