.yige_title{margin-top: 20px;margin-bottom: 35px;text-align: center;}
.partner_bt{margin-bottom: 60px;}
.bottom-mid{ float: left; margin-left: 70px;}
.bottom-contact-us{display: flex;justify-content: space-between;margin-bottom: 116px;}
.contact_us{display: grid;place-items: center;}
.horizontal-f{display: flex;align-items: center;}
.contact-us-title{margin-bottom: 5px;}
.contact-us-title p{font-size: 20px;color: #FFFFFF;}
.contact_us_text div{margin-top: 26px;}
.contact_us_text div img{margin-right: 4px;}
.contact_us_text div p{font-size: 16px;color: #FFFFFF;}
.bei-an{font-size: 12px;color: rgba(255,255,255,0.36);}
.qr_code{ float: right; width: 176px; text-align: center;}
.qr_code p{ color: rgba(255,255,255,0.7); height: 24px; line-height: 24px; overflow: hidden; font-size: 16px; font-weight: 400;margin-top: 8px;}
.f-box-project {
    background: #FFFFFF;
    padding-bottom: 12px;
    min-height: 126px;
    margin-bottom: 20px;
    transition-duration: 500ms;
    transition-property: width, background;
    transition-timing-function: ease;
    -webkit-transition-duration: 500ms;
    -webkit-transition-property: width, background;
    -webkit-transition-timing-function: ease;
    box-shadow: 0px 4px 16px 0px rgba(0, 0, 0, 0.8);
}
.f-box-project img{width: 100%;}
.chang_content_item_middle{margin-left: 21px;margin-right: 21px;}
.chang_content_item_text{
    margin: 14px 11px 28px 17px;
    color: #666666;
    letter-spacing: 1px;
    font-size: 16px;
    text-align: left;
}