html, body {
    margin: 0;
    padding: 0;
}
._operator_top_bar {
    font-family: Roboto, sans-serif;
    background-color: #4f5467;
    display: flex;
    align-items: center;
    color: #FFF;
    text-shadow: rgba(0 0 0, 0.15) 0 0 1px;
    justify-content: space-between;
    box-sizing: border-box;
    padding: 0 15px;
}
._operator_top_bar a.__btn {
    font-family: Roboto, sans-serif;
    text-decoration: none;
    font-size: 14px;
    text-align: center;
    padding: 6px 12px;
    border-radius: 20px;
}
._operator_top_bar a.__btn.__success {
    background: #00c292;
    color: #FFF;
    border: 1px solid #00c292;
}
._operator_top_bar a.__btn.__danger {
    background-color: #f75b36;
    border: 1px solid #f75b36;
    color: #FFF;
}