Edit in JSFiddle

<div class="green">Note <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodot.</p> </div>

<div class="gold">Note <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodot.</p> </div>

<div class="blue">Note <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodot.</p> </div>

<div class="darkOrange">Note <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodot.</p> </div>

<div class="purple">Note <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodot.</p> </div>

<div class="magento">Note <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodot.</p> </div>

body {
    cursor: default;
    font-size: 14px;
    line-height: 21px;
    font-family: "Segoe UI","Helvetica",Garuda,Arial,sans-serif;
    color: #666;
    padding: 18px 18px 18px 18px;
}

div {
    border: 1px solid #B4B4B4;
    padding: 10px 18px 18px 18px;
    background-color: #E6E7E9;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 14px;
    margin-bottom: 7px;
}

p {
    text-transform: none;
    font-weight: normal;
    text-transform: none;
}

div:hover{ padding: 7px 15px 15px 18px; }

.green{ border-left: 4px solid #97CA41; }
.green:hover{  border: 4px solid #97CA41; }

.gold{ border-left: 4px solid #D8C96F; }
.gold:hover{  border: 4px solid #D8C96F; }

.blue{ border-left: 4px solid #8ABAE4; }
.blue:hover{  border: 4px solid #8ABAE4; }

.darkOrange{ border-left: 4px solid darkOrange; }
.darkOrange:hover{  border: 4px solid darkOrange; }

.purple{ border-left: 4px solid #B4009E; }
.purple:hover{  border: 4px solid #B4009E; }

.magento{ border-left: 4px solid #442359; }
.magento:hover{  border: 4px solid #442359; }