.progress {
    height: 20px;
    margin-bottom: 20px;
    overflow: hidden;
    background-color: #f5f5f5;
    border-radius: 4px;
    -webkit-box-shadow: inset 0 1px 2px rgba(0, 0, 0, .1);
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, .1);
}

.progress-bar-warning {
    background-color: #f0ad4e;
}

.progress-bar {
    float: left;
    width: 0;
    height: 100%;
    font-size: 12px;
    line-height: 20px;
    color: #000000;
    text-align: center;
    -webkit-box-shadow: inset 0 -1px 0 rgba(0, 0, 0, .15);
    box-shadow: inset 0 -1px 0 rgba(0, 0, 0, .15);
    -webkit-transition: width .6s ease;
    transition: width .6s ease;
}