.avia-section.av-10lqqg-5c302bd8bfa23d56691b27de0887485d{background-repeat:no-repeat;background-image:url(http://www.zhongdaoshebei.com/wp-content/uploads/2024/05/投影机恒温箱新闻中心banner-0523-15.jpg);background-position:50% 50%;background-attachment:scroll}.avia-section.av-10lqqg-5c302bd8bfa23d56691b27de0887485d .av-section-color-overlay{opacity:0.6;background-color:#000000} #top .av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2{padding-bottom:0;color:#ffffff;font-size:40px}body .av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2 .av-special-heading-tag .heading-char{font-size:25px}#top #wrap_all .av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2 .av-special-heading-tag{font-size:40px}.av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2 .special-heading-inner-border{border-color:#ffffff}.av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2 .av-subheading{font-size:15px} #top .hr.av-a8io-b1a4c8dafa92f6ddf9bea5d0cdd42479{margin-top:30px;margin-bottom:30px}.hr.av-a8io-b1a4c8dafa92f6ddf9bea5d0cdd42479 .hr-inner{width:50px;border-color:#ffffff} #top .av_textblock_section.av-mc0wo-3ad537d36e8292e8cace99012d0b0189 .avia_textblock{font-size:16px;color:#dddddd} @media only screen and (min-width:480px) and (max-width:767px){#top #wrap_all .av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2 .av-special-heading-tag{font-size:0.8em}} @media only screen and (max-width:479px){#top #wrap_all .av-special-heading.av-v6iyg-4f252d556de36ae33fa232cf8665f4b2 .av-special-heading-tag{font-size:0.8em}}