You can add some elements that she usually likes. Put more flowers, girls will like flowers more. You can also put some beautiful photos of her to show that you think about her every day.
Then decorate according to some of her preferences to meet her needs and her love. Then at first glance, she will be very happy, surprised and think that you are very attentive.
This is also a manifestation of romance, which shows that you care about her and she will feel loved.