.signature_preview .container {
    margin: 0 auto;
    text-align: center;
}

.signature_preview img {
    width: 100%;
    max-width: 650px;
    border: 1px solid #bdbdbd;
}

.signature_preview .btnWrapper {
    margin: 0 auto;
    margin-top: 1.5em;
    width: 100%;
    max-width: 200px;
}

.signature_preview .btnWrapper p {
    line-height: normal;
    margin-top: 5px;
}

.btn {
    border: 1px solid #040b10;
}

.btnChangeStyle {
    background: none;
    color: #040b10;
    border: 1px solid #040b10;
}