body {
    margin: 0;
}
.class{
    
    border: 3px color red;
}

.vcenter {
   display: flex;
    align-items: center;
}
.flexslider{
    height:550px;
}

.flex-caption{
    position:absolute;
    margin-left: 1%;
    margin-bottom:3%;
    color:buttonface;
    max-width: 90%;
}