body { 
    font-family: Arial; 
    margin: 0; 
}

header { 
    background: blue; 
    color: white; 
    padding: 20px; 
}

.logo { 
    font-size: 24px; 
    float: left; 
}

.nav-menu { 
    float: right; 
    list-style: none; 
}

.nav-menu li { 
    display: inline; 
    margin-left: 20px; 
}

.nav-menu a { 
    color: white; 
    text-decoration: none; 
}

.hero { 
    text-align: center; 
    padding: 50px; 
    background: lightgray; 
}

.hero h1 { 
    color: blue; 
}

.search-form input { 
    padding: 10px; 
    width: 300px; 
}

.search-form button { 
    padding: 10px; 
    background: orange; 
    color: white; 
    border: none; 
}

.stops-section { 
    padding: 30px; 
}

.stop-card { 
    border: 1px solid gray; 
    padding: 20px; 
    margin: 20px; 
    background: white; 
}

.stop-card h3 { 
    color: blue; 
}

.distance { 
    background: orange; 
    color: white; 
    padding: 5px; 
}

.actions { 
    text-align: center; 
    padding: 30px; 
}

.btn { 
    padding: 15px; 
    background: blue; 
    color: white; 
    text-decoration: none; 
    margin: 10px; 
}

.btn-secondary { 
    background: green; 
}

.chat-widget { 
    position: fixed; 
    bottom: 20px; 
    right: 20px; 
    width: 300px; 
    border: 1px solid black; 
    background: white; 
}

.chat-header { 
    background: blue; 
    color: white; 
    padding: 10px; 
}

.chat-messages { 
    height: 200px; 
    padding: 10px; 
}

.chat-input { 
    padding: 10px; 
}

.message { 
    margin: 5px; 
    padding: 5px; 
}

.message.client { 
    background: lightblue; 
}

.message.admin { 
    background: lightgray; 
}

footer { 
    background: black; 
    color: white; 
    text-align: center; 
    padding: 20px; 
}