.item {
    width:400px;
    height:300px;  
     
    /* required to hide the image after resized */
    overflow:hidden;
     
    /* for child absolute position */
    position:relative;
     
    /* display div in line */
    float:left;
}
 
.item .caption {
    width:400px;
    background:#000;
    color:#fff;
    font-weight:bold;
    padding: 20px;
         
    /* fix it at the bottom */
    position:absolute;
    left:0;
    bottom: 0;
 
    /* hide it by default */
    display:none;
 
    /* opacity setting */
    filter:alpha(opacity=80);    /* ie  */
    -moz-opacity:0.8;    /* old mozilla browser like netscape  */
    -khtml-opacity: 0.8;    /* for really really old safari */ 
    opacity: 0.8;    /* css standard, currently it works in most modern browsers like firefox,  */
 
}
 
.item .caption a {
    text-decoration:none;
    color:#0cc7dd;
    font-size:16px;
     
    /* add spacing and make the whole row clickable*/
    display:block;
}
 
.item .caption p {
    margin:0;
    font-size:10px;
}
 
.item img {
    border:0;
     
    /* allow javascript moves the img position*/
    position:absolute;
}

.clear {
    clear:both;
}