.oneimage {
                  display: block;
                  margin: auto;
                  margin-top: 4em;
                  margin-bottom: 4em;
                  width: 40%;
}

.twoimage {
                   display: inline-block;
                   max-width: 30%;
                   vertical-align: top;
}

.img-rotate {
                -ms-transform: rotate(7deg); /* IE 9 */
                -webkit-transform: rotate(7deg); /* Chrome, Safari, Opera */
                transform: rotate(7deg);
}

ul.references {
    list-style-type:none;  
    text-indent:-1.5em;
}
                  
ul.references li {
    margin:0 0 1em 0; 
    
        font-family: "Times New Roman", "Times", serif;
        font-size: 1.2em;
}