<div class="wrapper active-page4"><div class="page page1"><h2>First page</h2></div><div class="page page2"><h2>Second page</h2></div><div class="page page3"><h2>Third page</h2></div><div class="page page4"><h2>Fourth page</h2></div></div><div class="nav-panel"><div class="scroll-btn up"></div><div class="scroll-btn down"></div><nav><ul><li data-target="1" class="nav-btn nav-page1"></li><li data-target="2" class="nav-btn nav-page2"></li><li data-target="3" class="nav-btn nav-page3"></li><li data-target="4" class="nav-btn nav-page4 active"></li></ul></nav></div>

*, *:before, *:after{-moz-box-sizing: border-box;box-sizing: border-box;margin: 0;padding: 0;}.inner, .nav-panel ul .nav-btn:after{content: "";position: absolute;top: 50%;left: 50%;}html, body{width: 100%;height: 100%;overflow: hidden;}@media (max-width: 767px){body{font-size: 70%;}}.wrapper{position: absolute;top: 0;left: 0;width: 100%;height: 100%;-webkit-transition: -webkit-transform 1.5s;transition: transform 1.5s;-webkit-perspective: 3000;perspective: 3000;-webkit-transform-style: preserve-3d;transform-style: preserve-3d;}.wrapper .page{position: relative;width: 100%;height: 100%;-webkit-transform: rotateX(180deg) scale(0.3);transform: rotateX(180deg) scale(0.3);-webkit-backface-visibility: hidden;backface-visibility: hidden;-webkit-transition: -webkit-transform 1s ease-in-out;transition: transform 1s ease-in-out;will-change: transform;}.wrapper .page h2{color: #fff;position: absolute;top: 50%;left: 50%;-webkit-transform: translateX(-50%) translateY(-50%);-ms-transform: translateX(-50%) translateY(-50%);transform: translateX(-50%) translateY(-50%);text-transform: uppercase;font-size: 3em;}.wrapper .page.page1{background-color: #66a6b8;background-image: -webkit-gradient(linear, left top, left bottom, color-stop(20%, #66a6b8), color-stop(80%, #5471B9));background-image: -webkit-linear-gradient(-280deg, #66a6b8 20%, #5471B9 80%);background-image: -webkit-linear-gradient(80deg, #66a6b8 20%, #5471B9 80%);background-image: linear-gradient(10deg,#66a6b8 20%, #5471B9 80%);}.wrapper .page.page2{background-color: #f29c54;background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #f29c54), color-stop(100%, #DB4367));background-image: -webkit-linear-gradient(-315deg, #f29c54 0%, #DB4367 100%);background-image: -webkit-linear-gradient(45deg, #f29c54 0%, #DB4367 100%);background-image: linear-gradient(45deg,#f29c54 0%, #DB4367 100%);}.wrapper .page.page3{background-color: #23af56;background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #23af56), color-stop(100%, #67A79A));background-image: -webkit-linear-gradient(-405deg, #23af56 0%, #67A79A 100%);background-image: -webkit-linear-gradient(315deg, #23af56 0%, #67A79A 100%);background-image: linear-gradient(135deg,#23af56 0%, #67A79A 100%);}.wrapper .page.page4{background-color: #412F2F;background-image: -webkit-gradient(linear, left top, left bottom, color-stop(15%, #412F2F), color-stop(85%, #6B2686));background-image: -webkit-linear-gradient(-430deg, #412F2F 15%, #6B2686 85%);background-image: -webkit-linear-gradient(290deg, #412F2F 15%, #6B2686 85%);background-image: linear-gradient(160deg,#412F2F 15%, #6B2686 85%);}.wrapper.active-page1{-webkit-transform: translateY(0%);-ms-transform: translateY(0%);transform: translateY(0%);}.wrapper.active-page1 .page.page1{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page2{-webkit-transform: translateY(-100%);-ms-transform: translateY(-100%);transform: translateY(-100%);}.wrapper.active-page2 .page.page2{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page3{-webkit-transform: translateY(-200%);-ms-transform: translateY(-200%);transform: translateY(-200%);}.wrapper.active-page3 .page.page3{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page4{-webkit-transform: translateY(-300%);-ms-transform: translateY(-300%);transform: translateY(-300%);}.wrapper.active-page4 .page.page4{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page5{-webkit-transform: translateY(-400%);-ms-transform: translateY(-400%);transform: translateY(-400%);}.wrapper.active-page5 .page.page5{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page6{-webkit-transform: translateY(-500%);-ms-transform: translateY(-500%);transform: translateY(-500%);}.wrapper.active-page6 .page.page6{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page7{-webkit-transform: translateY(-600%);-ms-transform: translateY(-600%);transform: translateY(-600%);}.wrapper.active-page7 .page.page7{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page8{-webkit-transform: translateY(-700%);-ms-transform: translateY(-700%);transform: translateY(-700%);}.wrapper.active-page8 .page.page8{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page9{-webkit-transform: translateY(-800%);-ms-transform: translateY(-800%);transform: translateY(-800%);}.wrapper.active-page9 .page.page9{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.wrapper.active-page10{-webkit-transform: translateY(-900%);-ms-transform: translateY(-900%);transform: translateY(-900%);}.wrapper.active-page10 .page.page10{-webkit-transform: scale(1);-ms-transform: scale(1);transform: scale(1);}.nav-panel{position: fixed;top: 50%;right: 1em;-webkit-transform: translateY(-50%);-ms-transform: translateY(-50%);transform: translateY(-50%);z-index: 1000;-webkit-transition: opacity 0.5s, -webkit-transform 0.5s cubic-bezier(0.57, 1.2, 0.68, 2.6);transition: opacity 0.5s, transform 0.5s cubic-bezier(0.57, 1.2, 0.68, 2.6);will-change: transform, opacity;}.nav-panel.invisible{opacity: 0;-webkit-transform: translateY(-50%) scale(0.5);-ms-transform: translateY(-50%) scale(0.5);transform: translateY(-50%) scale(0.5);}.nav-panel ul{list-style-type: none;}.nav-panel ul .nav-btn{position: relative;overflow: hidden;width: 1em;height: 1em;margin-bottom: 0.5em;border: 0.12em solid #fff;border-radius: 50%;cursor: pointer;-webkit-transition: border-color, -webkit-transform 0.3s;transition: border-color, transform 0.3s;will-change: border-color, transform;}.nav-panel ul .nav-btn:after{width: 100%;height: 100%;border-radius: 50%;-webkit-transform: translateX(-50%) translateY(-50%) scale(0.3);-ms-transform: translateX(-50%) translateY(-50%) scale(0.3);transform: translateX(-50%) translateY(-50%) scale(0.3);background-color: #fff;opacity: 0;-webkit-transition: -webkit-transform, opacity 0.3s;transition: transform, opacity 0.3s;will-change: transform, opacity;}.nav-panel ul .nav-btn.active:after, .nav-panel ul .nav-btn:hover:after{-webkit-transform: translateX(-50%) translateY(-50%) scale(0.7);-ms-transform: translateX(-50%) translateY(-50%) scale(0.7);transform: translateX(-50%) translateY(-50%) scale(0.7);opacity: 1;}.nav-panel ul .nav-btn:hover{border-color: yellow;-webkit-transform: scale(1.2);-ms-transform: scale(1.2);transform: scale(1.2);}.nav-panel ul .nav-btn:hover:after{background-color: yellow;}.nav-panel .scroll-btn{position: absolute;left: 0;width: 1em;height: 1em;border: 0.2em solid #fff;border-left: none;border-bottom: none;cursor: pointer;-webkit-transform-origin: 50% 50%;-ms-transform-origin: 50% 50%;transform-origin: 50% 50%;-webkit-transition: border-color 0.3s;transition: border-color 0.3s;}.nav-panel .scroll-btn.up{top: -1.6em;-webkit-transform: rotate(-45deg);-ms-transform: rotate(-45deg);transform: rotate(-45deg);}.nav-panel .scroll-btn.down{bottom: -1.2em;-webkit-transform: rotate(135deg);-ms-transform: rotate(135deg);transform: rotate(135deg);}.nav-panel .scroll-btn:hover{border-color: yellow;}

'use strict';$(document).ready(function () {var $wrap = $(".wrapper"),pages = $(".page").length,scrolling = false,currentPage = 1,$navPanel = $(".nav-panel"),$scrollBtn = $(".scroll-btn"),$navBtn = $(".nav-btn");/********************************** NAVIGATE FUNCTIONS **********************************/function manageClasses() {$wrap.removeClass(function (index, css) {return (css.match(/(^|/s)active-page/S+/g) || []).join(' ');});$wrap.addClass("active-page" + currentPage);$navBtn.removeClass("active");$(".nav-btn.nav-page" + currentPage).addClass("active");$navPanel.addClass("invisible");scrolling = true;setTimeout(function () {$navPanel.removeClass("invisible");scrolling = false;}, 1000);}function navigateUp() {if (currentPage > 1) {currentPage--;if (Modernizr.csstransforms) {manageClasses();} else {$wrap.animate({ "top": "-" + ((currentPage - 1) * 100) + "%" }, 1000);}}}function navigateDown() {if (currentPage < pages) {currentPage++;if (Modernizr.csstransforms) {manageClasses();} else {$wrap.animate({ "top": "-" + ((currentPage - 1) * 100) + "%" }, 1000);}}}/************************** MOUSEWHEEL **************************/$(document).on("mousewheel DOMMouseScroll", function (e) {if (!scrolling) {if (e.originalEvent.wheelDelta > 0 || e.originalEvent.detail < 0) {navigateUp();} else {navigateDown();}}});/******************************* RIGHT NAVIGATION ******************************//* NAV UP/DOWN BTN PAGE NAVIGATION */$(document).on("click", ".scroll-btn", function () {if ($(this).hasClass("up")) {navigateUp();} else {navigateDown();}});/* NAV CIRCLE DIRECT PAGE BTN */$(document).on("click", ".nav-btn", function () {if (!scrolling) {var target = $(this).attr("data-target");if (Modernizr.csstransforms) {$wrap.removeClass(function (index, css) {return (css.match(/(^|/s)active-page/S+/g) || []).join(' ');});$wrap.addClass("active-page" + target);$navBtn.removeClass("active");$(this).addClass("active");$navPanel.addClass("invisible");currentPage = target;scrolling = true;setTimeout(function () {$navPanel.removeClass("invisible");scrolling = false;}, 1000);} else {$wrap.animate({ "top": "-" + ((target - 1) * 100) + "%" }, 1000);}}});}); //@ sourceURL=pen.js