.respDesign {
    float: left;
    margin: 5px;
    padding: 15px;
    max-width: 300px;
    border: 1px solid black;
} 
.respDesignfull {
    float: left;
    margin: 5px;
    padding: 15px;
    max-width: 1000px;
    border: 1px solid black;
}