.banner-show {
    width: 1200px;
    height: 388px;
    position: relative;
    margin: 0 auto;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    justify-content: center;
}
.banner-show img {
    position: absolute;
    width: 1920px;
    height: 388px;
    left: 50%;
    transform: translateX(-50%);
}
.title {
    padding: 60px 0;
	font-family: MicrosoftYaHei-Bold;
	font-size: 28px;
    color: #2f929f;
    text-align: center;
}
.company-profile {
    text-align: justify;
    font-family: MicrosoftYaHei;
	font-size: 14px;
	font-weight: normal;
	font-stretch: normal;
	line-height: 24px;
	letter-spacing: 0px;
	color: #666666;
}
.company-profile p {
    text-indent: 24px;
}
.company-profile img {
    display: block;
    width: 90%;
    margin: 0 auto;
    margin-bottom: 50px;
}
.development {
    width: 700px;
    position: relative;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    justify-content: center;
    margin-top: 60px;
    margin-bottom: 60px;
}
.development img {
    height: 686px;
    width: auto;
}
.development .time-line {
    /* position: absolute; */
    width: 592px;
    /* left: 50%; */
    /* transform: translateX(-50%); */
    height: 100%;
}
.development .time-line ul {
    /* position: absolute; */
    /* top: 8%;
    bottom: 9%;
    right: 0;
    left: 0; */
    flex-direction: column;
}
.development .time-line ul li {
    position: relative;
    width: 265px;
    height: 73px;
    box-shadow: 3px 2px 9px 0px rgba(108, 142, 159, 0.2);
}
.development .time-line ul li::before {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    content: "";
    left: 100%;
    width: 28px;
    height: 3px;
    background: #2f929f;
}
.development .time-line ul li::after {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 109%;
    content: "";
    width: 13px;
    height: 13px;
    background: #2f929f;
}
.development .time-line ul li:nth-child(2n + 2)::before {
    left: -10%;
}
.development .time-line ul li:nth-child(2n + 2)::after {
    left: -14%;
}
.development .time-line ul li .left {
    width: 60px;
    height: 100%;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: #2f929f;
    color: #fff;
}
.development .time-line ul li .left p:nth-child(1)  {
    font-size: 14px;
}
.development .time-line ul li .left p:nth-child(2)  {
    font-size: 28px;
}
.development .time-line ul li:nth-child(2n +2) {
    position: relative;
    display: flex;
    align-self: flex-end;
}
.development .time-line ul li .right  {
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    padding: 0 20px 0 20px;
}


.Introduction h4 {
	font-family: MicrosoftYaHei-Bold;
	font-size: 18px;
    color: #333333;
    margin-bottom: 30px;
}
.Introduction ul li h5 {
	font-family: MicrosoftYaHei-Bold;
	font-size: 18px;
    color: #333333;
    padding-left: 15px;
    border-left: 4px solid #2f929f;
    margin-bottom: 20px;
}
.Introduction ul li {
	font-family: MicrosoftYaHei;
	font-size: 14px;
    color: #666666;
    margin-bottom: 30px;
}

.exspring-imgs {
    position: absolute;
    height: 126%;
    top: 50%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: translateY(-50%);
}
.exspring-imgs::before {
    position: absolute;
    content: "";
    left: 50%;
    top: 50%;
    height: 100%;
    transform: translateX(-50%) translateY(-50%);
    width: 2px;
    background: #2f929f;
}
.exspring-imgs .bottom ,
.exspring-imgs .top {
    width: 14px;
    height: 13px;
    position: relative;
    z-index: 9;
} 

/* 移动端适配 */

@media only screen and (max-width: 768px) {
    body,
    html {
        font-family: 'Microsoft YaHei';
        width: 100%;
        overflow-y: scroll;
        font-size: 16px;
        overflow-x: hidden;
        background: #fff;
    } 
    .banner-show {
        display: block;
        width: 100%;
        height: auto;
    }
    .banner-show img {
        position: relative;
        width: 100%;
        height: auto;
    }
    .company-profile img {
        margin-bottom: 5%;
    }
    .title {
        padding: 5% 0;
        font-size: 1.5rem;
    }
    .company-profile {
        padding: 0 5%;
        width: 90%;
    }
    .development .time-line {
        width: 90%;
        margin: 0 auto;
    }
    .development .time-line ul li {
        width: 40%;
        height: 4.375rem;
    }
    .development .time-line ul li .right {
        padding: 0 5% 0 5%;
    }
    .inner {
        width: 90%;
        margin: 0 auto;
    }
    .development {
        margin-top: 3rem;
        margin-bottom: 3rem;
    }
    .development .time-line ul li::after {
        left: 120%;
    }
    .development .time-line ul li:nth-child(2n + 2)::after {
        left: -30%;
    }
    .development .time-line ul li:nth-child(2n + 2)::before {
        left: -20%;
    }
    
}