.register_form button.fs-c-button--displayPassword {
    display: block;
}.fs-c-button--particular.fs-c-button--hidePassword::before {
    content: "\e918";
}
.fs-c-button--particular.fs-c-button--displayPassword::before {
    content: "\e917";}
.fs-c-button--particular.fs-c-button--hidePassword::before, 
.fs-c-button--particular.fs-c-button--displayPassword::before  {
    font-family: 'fs-icon' !important;
    speak: none;
    font-style: normal;
    font-weight: normal;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-size: 2.2rem;
}
.register_form button.fs-c-button--displayPassword, 
.fs-c-button--particular.fs-c-button--hidePassword {
    background: none;
    border: none;
    box-shadow: none;
    padding:0 5px;
}