* {
    box-sizing: border-box;
}
.shoutout-container {
    background-color: #333; 
    text-align:auto; 
    padding-bottom:0;
}
.shoutout-column {
    float: left;
    width: 33.33%;
    padding: 10px;
    height: 100%;
}

.shoutout-row:after {
    content: "";
    display: table;
    clear: both;
}

@media screen and (max-width: 600px) {
    .shoutout-column {
        width: 100%;
    }
}