.about-card{isolation:isolate;position:relative}.about-card:hover .about-icon img{filter:var(--primary-filter)}.about-card:before{animation:animation_up_and_down 12s ease 0s infinite normal none;background:url(../imgs/logo/big-logo-light.svg) no-repeat 50%/100%;content:"";inset:0;isolation:auto;margin-inline:auto;position:absolute;width:90%;z-index:-1}