.bubbleleft
{
position: relative;
width: 345px;
height: 135px;
padding: 2px;
background: #C9B6DD;
-webkit-border-radius: 13px;
-moz-border-radius: 13px;
border-radius: 13px;
}

.bubbleleft:after
{
content: '';
position: absolute;
border-style: solid;
border-width: 9px 18px 9px 0;
border-color: transparent #C9B6DD;
display: block;
width: 0;
z-index: 1;
margin-top: -9px;
left: -18px;
top: 82%;
}

.bubbleright
{
position: relative;
width: 345px;
padding: 2px;
background: #C9B6DD;
-webkit-border-radius: 13px;
-moz-border-radius: 13px;
border-radius: 13px;
    
}

.bubbleright:after
{
content: '';
position: absolute;
border-style: solid;
border-width: 9px 0 9px 18px;
border-color: transparent #C9B6DD;
display: block;
width: 0;
z-index: 1;
margin-top: -9px;
right: -18px;
top: 22%;
}