vue conditional class
<div :class="{ 'prop-name': boolVar }"></div>
vue inline style bind
<div v-bind:style="{ color: activeColor, fontSize: fontSize + 'px' }"></div>
vue class binding
<div v-bind:class="{ active: isActive }"></div>
class binding vue
<div class="static"
v-bind:class="{ active: isActive, 'text-danger': hasError }"
></div>
vue if echo class
<div class="defaultclass" :class="condition?' conditionalclasstoappend':''"></div>