.bfuu_form {
    border: 2px solid #c0c0c0;
    border-radius: .5em;
    padding: 1em;
    background: #f8f8f8;
}

.bfuu_button {
    display: inline-block;
    padding: .5em 1em;
    margin: .5em;
    font-size: 125%;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    outline: none;
    color: #ffffff;
    background-color: #40b050;
    border: none;
    border-radius: 1em;
    box-shadow: 0 .6em #999999;
}
.bfuu_button:hover {
    background-color: #45a049;
}
.bfuu_button:active {
    background-color: #309040;
    box-shadow: 0 .3em #666666;
    transform: translateY(.3em);
}

.bfuu_progress progress {
    width: 100%;
    height: 4em;
}

.bfuu_ok {
    color: #008000;
}

.bfuu_error {
    background: #fff0f0;
    color: #600000;
}