.datepicker-days .day {
    border-radius: 0px !important;
}
.datepicker-days .day.pay-start {
    border-left: 1px solid #aaa;
    border-top: 1px solid #aaa;
}
.datepicker-days .day.pay-begin {
    border-top: 1px solid #aaa;
}
.datepicker-days .day.pay-end {
    border-bottom: 1px solid #aaa;
}
.datepicker-days .day.pay-day {
    color: #ffd800;
    color: #E0BB00;
}
.datepicker-days .day.pay-day.old, .datepicker-days .day.pay-day.new {
    color: #999999;
}
.datepicker-days .day.holiday, .datepicker-days .day.weekend {
    background-color: #B4D1EA;
}