.passwordStrengthBar { 
    background: white; 
    border: 1px solid #ccc; 
    border-radius: 3px;
    margin: 1px 0; 
    width: auto; 
} 
 
.passwordStrengthBar div { 
    height: 6px; 
    width: 0; 
} 
 
.passwordStrengthBar div.strong { 
    background-color: #32cd32; 
} 
 
.passwordStrengthBar div.medium { 
    background-color: yellow; 
} 
 
.passwordStrengthBar div.weak { 
    background-color: orange; 
} 
 
.passwordStrengthBar div.useless { 
    background-color: red; 
}