.docPreview {
    background-size: contain;
    background-repeat: no-repeat;
	background-image: url(../img/preview.png) !important;
    cursor: pointer !important;     
    width: 20px;
    height: 20px;
    float: right;
    margin-left: 10px;
}

.docPreview:focus {
    border: 1px solid #4D90FE;
    box-shadow: 0px 0px 5px #4D90FE;
    outline: 3px solid #ffbf47;
    outline-offset: 0.08rem;
}