.input-box {
    margin: 4px 0px;
}
.input-box_label {
    display: block;
}

.input-box_input {
    height: 35px;
    border-radius: 4px;
    border: 1px solid #888;
    padding: 0px 10px;
}

.input-box_input.invalid {
    border: 1px solid red
}

.input-error {
    font-size: 12px;
}