.pan-banner{--height: 320px;--pan-duration: 40s;--oversize: 110%;position:relative;height:var(--height);overflow:hidden;background-image:url(/img/votingmain-full.webp);background-repeat:no-repeat;background-position:100% 50%;background-size:var(--oversize) auto;animation:pan-left var(--pan-duration) linear forwards}