vue ---------- v-bind 绑定style

绑定style

 <div v-bind:style="styleObject">绑定样式对象</div>'
 
<!-- CSS 属性名可以用驼峰式 (camelCase) 或短横线分隔 (kebab-case，记得用单引号括起来)    -->
 <div v-bind:style="{ color: activeColor, fontSize: fontSize,background:'red' }">内联样式</div>

<!--组语法可以将多个样式对象应用到同一个元素 -->
<div v-bind:style="[styleObj1, styleObj2]"></div>


<script>
    new Vue({
      el: '#app',
      data: {
        styleObject: {
          color: 'green',
          fontSize: '30px',
          background:'red'
        }，
        activeColor: 'green',
           fontSize: "30px"
      },
      styleObj1: {
             color: 'red'
       },
       styleObj2: {
            fontSize: '30px'
       }

</script>