.about-img lite-youtube {max-width:100%}
.home-cate .cateimg::after{content: "";position: absolute;left: 0;top: 0;width: 100%;height: 100%;background: rgba(0, 0, 0, .3);}
.home-cate .cateimg .absolute{z-index: 9;}
@media (min-width:1025px){.home-about{font-size:var(--fontsize18);}}
.home-about .about-item .about-img iframe{width:100%;height:auto;aspect-ratio:1.78}