.ntb-wrapper{position:relative ; width:100%}
.ntb-label{display:block ; margin-bottom:0.5rem ; font-weight:700 ; color:#212529}
.ntb-input-group{display:flex ; align-items:center ; position:relative}
.ntb-prefix{position:absolute ; left:0.75rem ; color:#6c757d ; font-size:1rem ; z-index:4 ; pointer-events:none}
.ntb-suffix{position:absolute ; right:0.75rem ; color:#6c757d ; font-size:1rem ; z-index:4 ; pointer-events:none}
.ntb-input{display:block ; width:100% ; height:38px; padding:0.375rem 0.75rem ; font-size:1rem ; font-weight:400 ; line-height:1.5 ; color:#212529 ; background-color:#fff ; background-clip:padding-box ; border:1px solid #dee2e6 ; appearance:none ; border-radius:0.375rem ; transition:border-color .15s ease-in-out,box-shadow .15s ease-in-out ; text-align:center}
.ntb-input.has-prefix{padding-left:2.5rem}
.ntb-input.has-suffix{padding-right:2.5rem}
.ntb-input:focus{color:#212529 ; background-color:#fff ; border-color:#00A1BE ; outline:0 ; box-shadow:0 0 0 0.25rem rgb(0, 0, 0)}
.ntb-input:disabled, .ntb-wrapper.disabled .ntb-input{background-color:#e9ecef ; opacity:1 ; cursor:not-allowed}
.ntb-input.ntb-invalid{border-color:#CC3333 ; padding-right:calc(1.5em + 0.75rem) ;
background-image:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12' width='12' height='12' fill='none' stroke='%23dc3545'%3e%3ccircle cx='6' cy='6' r='4.5'/%3e%3cpath stroke-linejoin='round' d='M5.8 3.6h.4L6 6.5z'/%3e%3ccircle cx='6' cy='8.2' r='.6' fill='%23dc3545' stroke='none'/%3e%3c/svg%3e") ;
background-repeat:no-repeat ; background-position:right calc(0.375em + 0.1875rem) center ; background-size:calc(0.75em + 0.375rem) calc(0.75em + 0.375rem) ; box-shadow:0 0 0 0.25rem rgba(220,53,69,0.25)}