#fbuilder .left-align-button {
    display: inline-block;
    float: left;
}

#fbuilder .left-align-button.pbSubmit {
    /* Your existing button styles will still apply */
}

#fbuilder .pbSubmit { 
    color: #000000; 
    background: #ac8b56; 
    margin: 10px 10px 0px 0px; 
    padding: 5px 20px; 
    text-align: left;
    display: block;
    width: auto;
    float: left;
    clear: both;
    border: none;
    cursor: pointer;
}

#fbuilder .pbSubmit:hover { 
    color: #000000; 
    background: #ac8b56; 
}