00009.【CSS】背景图案的位置

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<template>
  <div class="box1"></div>
  <hr>
  <div class="box2"></div>
  <hr>
  <div class="box3"></div>
  <hr>
  <div class="box4"></div>
</template>

<script setup>

</script>

<style scoped>

.box1 {
  border-style: solid;
  width: 600px;
  height: 600px;
  background-image: url("../assets/star.png");
  background-repeat: no-repeat;
  background-position: top center;
}

.box2 {
  border-style: solid;
  width: 600px;
  height: 600px;
  background-image: url("../assets/star.png");
  background-repeat: no-repeat;
  background-position: 20px 10%;
}

/*无效*/
.box3 {
  border-style: solid;
  width: 600px;
  height: 600px;
  background-image: url("../assets/star.png");
  background-repeat: no-repeat;
  background-position: top 500px;
}

.box4 {
  border-style: solid;
  width: 600px;
  height: 600px;
  background-image: url("../assets/star.png");
  background-repeat: no-repeat;
  background-position: top 20px right 10px;
}
</style>