<style type="text/css">    
    .white-button.ui-button.ui-state-default {
        background-color: #ffffff;
        color: #222222;
        border-color: #d6d6d6;
        /* with the exported variables from Nova and Luna Themes*/
        border-color: var(--input-border-color, #d6d6d6);
    }

    .white-button.ui-button.ui-state-default:enabled:hover, 
    .white-button.ui-button.ui-state-default:focus {
        background-color: #f2f2f2;
        border-color: #ccc;
        color: #373a3c;
        /* with the exported variables from Nova and Luna Themes*/
        border-color: var(--input-hover-border-color, #ccc);
    }

    .green-button.ui-button.ui-state-default {
        background-color: #5cb85c;
        border-color: #5cb85c;
        color: #fff;
    }

    .green-button.ui-button.ui-state-default:enabled:hover, 
    .green-button.ui-button.ui-state-default:focus {
        background-color: #4cae4c;
        border-color: #5cb85c;
    }

    .red-button.ui-button.ui-state-default {
        background-color: #d9534f;
        border-color: #d9534f;
        color: #fff;
    }

    .red-button.ui-button.ui-state-default:enabled:hover, 
    .red-button.ui-button.ui-state-default:focus {
        background-color: #d43f3a;
        border-color: #d9534f;
    }
    
</style>


<h3 style="margin-top:0">Addons</h3>
<div class="ui-g ui-fluid">
    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <span class="ui-inputgroup-addon"><i class="pi pi-user"></i></span>
            <p:inputText placeholder="Username" />      
        </div>
    </div>

    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <span class="ui-inputgroup-addon">$</span>
            <p:inputText placeholder="Price" />
            <span class="ui-inputgroup-addon">.00</span>      
        </div>
    </div>

    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <span class="ui-inputgroup-addon">www</span>
            <p:inputText placeholder="Website" />   
        </div>
    </div>
</div>

<h3>Multiple Addons</h3>
<div class="ui-g">
    <div class="ui-g-12">
        <div class="ui-inputgroup">
            <span class="ui-inputgroup-addon"><i class="pi pi-shopping-cart"></i></span>  
            <span class="ui-inputgroup-addon"><i class="pi pi-money-bill"></i></span>   
            <p:inputText placeholder="Price" />
            <span class="ui-inputgroup-addon">$</span>  
            <span class="ui-inputgroup-addon">.00</span>      
        </div>
    </div>
</div>

<h3>Button Addons</h3>
<div class="ui-g ui-fluid">
    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <p:commandButton value="Search"/> 
            <p:inputText placeholder="Keyword" />        
        </div>
    </div>

    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <p:inputText placeholder="Keyboard" />
            <p:commandButton icon="pi pi-search"  styleClass="white-button"/>  
        </div>
    </div>

    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <p:commandButton icon="pi pi-check" styleClass="green-button"/> 
            <p:inputText placeholder="Vote" />
            <p:commandButton icon="pi pi-times" styleClass="red-button"/>     
        </div>
    </div>
</div>

<h3>Checkbox</h3>
<div class="ui-g ui-fluid">
    <div class="ui-g-12 ui-md-4">
        <div class="ui-inputgroup">
            <span class="ui-inputgroup-addon-checkbox"><p:selectBooleanCheckbox /></span>
            <p:inputText placeholder="Username" />        
        </div>
    </div>
</div>