.password_strength {
    display: block;
    padding: 5px;
}
.password_strength_1 {
    background-color: #FCB6B1;
}
.password_strength_2 {
    background-color: #FCCAB1;
}
.password_strength_3 {
    background-color: #FCFBB1;
}
.password_strength_4 {
    background-color: #DAFCB1;
}
.password_strength_5 {
    background-color: #BCFCB1;
}