1단계 #pond { display: flex; justify-content: flex-end; } 2단계 #pond { display: flex; justify-content: flex-end; } 3단계 #pond { display: flex; justify-content: space-around; } 4단계 #pond { display: flex; justify-content: space-between; } 5단계 #pond { display: flex; align-items: flex-end; } 6단계 #pond { display: flex; justify-content: center; align-items: center; } 7단계 #pond { display: flex; justify-con..