header.php

 <!-- Stylesheets -->
        <!-- Page JS Plugins CSS -->
        <link rel="stylesheet" href="assets/js/plugins/bootstrap-datepicker/css/bootstrap-datepicker3.min.css">
        <link rel="stylesheet" href="assets/js/plugins/bootstrap-colorpicker/css/bootstrap-colorpicker.min.css">
        <link rel="stylesheet" href="assets/js/plugins/select2/css/select2.min.css">
        <link rel="stylesheet" href="assets/js/plugins/jquery-tags-input/jquery.tagsinput.min.css">
        <link rel="stylesheet" href="assets/js/plugins/jquery-auto-complete/jquery.auto-complete.min.css">
        <link rel="stylesheet" href="assets/js/plugins/ion-rangeslider/css/ion.rangeSlider.css">
        <link rel="stylesheet" href="assets/js/plugins/dropzonejs/dist/dropzone.css">
        <link rel="stylesheet" href="assets/js/plugins/flatpickr/flatpickr.min.css">

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        <link rel="stylesheet" href="https://fonts.googleapis.com/css?family=Nunito+Sans:300,400,400i,600,700&display=swap">
        <link rel="stylesheet" id="css-main" href="assets/css/codebase.min.css">