Vue Inline Style Bind
<div v-bind:style="{ color: activeColor, fontSize: fontSize + 'px' }"></div>
Lazy Louse
<div v-bind:style="{ color: activeColor, fontSize: fontSize + 'px' }"></div><div :class="{ active: isActive }"></div>//Array Syntax
<div v-bind:class="[activeClass, errorClass]"></div>
data: {
activeClass: 'active',
errorClass: 'text-danger'
}