n番目の子要素の色を変える

.item{background-color:white;margin:10px;}.item:nth-child(even){background-color:gray;}

exportconstHoge=()=>{return(<><ul><liclassName="item">aaaa</li><liclassName="item">aaaa</li><liclassName="item">aaaa</li><liclassName="item">aaaa</li></ul></>)}