What is the poetic quality of this ancient poem?

Qiqiao is a poem written by Lin Jie, a poet in the Tang Dynasty. The content is:

Look at the blue clouds tonight on Tanabata, and let the cowherd and the weaver girl cross the river bridge.

every family looks at the autumn moon and wears tens of thousands of red silk.

It means: Looking at the blue sky on the night of the Chinese Valentine's Day is like seeing the cowherd and the weaver girl meet on the magpie bridge across the Tianhe River. Every household is watching the autumn moon while begging for luck, and there are tens of thousands of red lines crossing it.

This poem was written by the author when he was young, looking up at the starry sky and expecting the dazzling two stars on both sides of the Tianhe River to meet. The first two sentences describe the ancient poems of Cowherd and Weaver Girl, which arouse people's good wishes and rich imagination. The last two sentences explain the clever things clearly, concisely and vividly. It expresses people's desire to seek wisdom and pursue happiness.