figure 
{
 width: 20%;
 margin: 10px;
 background-color: #812;
}

figure:hover
{
box-shadow: 10px 10px;
}

figure > img
{
width: 100%;
}

figcaption 
{
text-align: center;
}

.posters
{
display: flex;
  flex-flow: row;
}