#sf-popup {
position: fixed;
bottom: 20px;
right: 20px;
z-index: 9999;
}
.sf-box {
background: #111;
color: #fff;
padding: 15px;
border-radius: 10px;
width: 260px;
}
.sf-btn {
background: #ff6600;
padding: 6px 12px;
color: #fff;
text-decoration: none;
}
.sf-notice {
padding: 10px;
margin-bottom: 10px;
border-radius: 6px;
}
.sf-notice.warn { background: #fff3cd; }
.sf-notice.success { background: #d4edda; }