diff --git a/assets/backdrop/backdrop1.js b/assets/backdrop/backdrop1.js
index 8db6945..8e3a6c3 100644
--- a/assets/backdrop/backdrop1.js
+++ b/assets/backdrop/backdrop1.js
@@ -1 +1 @@
-!function(){function t(){let t=document.getElementsByTagName("script"),e=t.length,n=t[e-1];return{length:e,z:-1000,opacity:n.getAttribute("opacity")||.5,color:n.getAttribute("color")||"0,0,0",count:n.getAttribute("count")||99}}function e(){W=i.width=window.innerWidth||document.documentElement.clientWidth||document.body.clientWidth,H=i.height=window.innerHeight||document.documentElement.clientHeight||document.body.clientHeight}function n(){o.clearRect(0,0,W,H);var t,e,i=[y].concat(d);d.forEach(function(n){n.x+=n.xa,n.y+=n.ya,n.xa=n.xa*(n.x>W||n.x<0?-1:1),n.ya=n.ya*(n.y>H||n.y<0?-1:1),o.fillRect(n.x-.5,n.y-.5,1,1);for(let c=0;c<i.length;c++)t=i[c],n!==t&&null!==t.x&&null!==t.y&&(x_diff=n.x-t.x,y_diff=n.y-t.y,distance=x_diff*x_diff+y_diff*y_diff,distance<t.max&&(t===y&&distance>t.max/2&&(n.x=n.x-.03*x_diff,n.y=n.y-.03*y_diff),e=(t.max-distance)/t.max,o.beginPath(),o.lineWidth=e/2,o.strokeStyle="rgba("+a.color+","+(e+.2)+")",o.moveTo(n.x,n.y),o.lineTo(t.x,t.y),o.stroke()));i.splice(i.indexOf(n),1)}),r(n)}var i=document.createElement("canvas"),o=i.getContext("2d"),a=t();i.id="c_n"+a.length,i.style.cssText="position:fixed;top:0;left:0;z-index:"+a.z+";opacity:"+a.opacity,document.getElementsByTagName("body")[0].appendChild(i),e(),window.onresize=e;var c=Math.random,d=[];for(let t=0;t<a.count;t++){var l=c()*W,u=c()*H,m=2*c()-1,x=2*c()-1;d.push({x:l,y:u,xa:m,ya:x,max:6e3})}var y={x:null,y:null,max:2e4};window.onmousemove=function(t){t=t||window.event,y.x=t.clientX,y.y=t.clientY},window.onmouseout=function(){y.x=null,y.y=null};var r=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t){window.setTimeout(t,1e3/45)};setTimeout(function(){n()},100)}();
\ No newline at end of file
+'use strict';!function(){function f(){W=h.width=window.innerWidth||document.documentElement.clientWidth||document.body.clientWidth,H=h.height=window.innerHeight||document.documentElement.clientHeight||document.body.clientHeight}function g(){j.clearRect(0,0,W,H);var C,D,E=[A].concat(q);q.forEach(function(F){F.x+=F.xa,F.y+=F.ya,F.xa*=F.x>W||0>F.x?-1:1,F.ya*=F.y>H||0>F.y?-1:1,j.fillRect(F.x-0.5,F.y-0.5,1,1);for(var G=0;G<E.length;G++)C=E[G],F!==C&&null!==C.x&&null!==C.y&&(x_diff=F.x-C.x,y_diff=F.y-C.y,distance=x_diff*x_diff+y_diff*y_diff,distance<C.max&&(C===A&&distance>C.max/2&&(F.x-=0.03*x_diff,F.y-=0.03*y_diff),D=(C.max-distance)/C.max,j.beginPath(),j.lineWidth=D/2,j.strokeStyle='rgba('+k.color+','+(D+0.2)+')',j.moveTo(F.x,F.y),j.lineTo(C.x,C.y),j.stroke()));E.splice(E.indexOf(F),1)}),B(g)}var h=document.createElement('canvas'),j=h.getContext('2d'),k=function(){var C=document.getElementsByTagName('script'),D=C.length,E=C[D-1];return{length:D,z:-520,opacity:E.getAttribute('opacity')||0.5,color:E.getAttribute('color')||'0,0,0',count:E.getAttribute('count')||99}}();h.id='c_n'+k.length,h.style.cssText='position:fixed;top:0;left:0;z-index:'+k.z+';opacity:'+k.opacity,document.getElementsByTagName('body')[0].appendChild(h),f(),window.onresize=f;for(var p=Math.random,q=[],C=0;C<k.count;C++){var s=p()*W,v=p()*H,w=2*p()-1,z=2*p()-1;q.push({x:s,y:v,xa:w,ya:z,max:6e3})}var A={x:null,y:null,max:2e4};window.onmousemove=function(C){C=C||window.event,A.x=C.clientX,A.y=C.clientY},window.onmouseout=function(){A.x=null,A.y=null};var B=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(C){window.setTimeout(C,1e3/45)};setTimeout(function(){g()},100)}();
\ No newline at end of file
diff --git a/assets/backdrop/backdrop2.js b/assets/backdrop/backdrop2.js
index de2276c..66c692a 100644
--- a/assets/backdrop/backdrop2.js
+++ b/assets/backdrop/backdrop2.js
@@ -1 +1,141 @@
-(function(t,i){"object"==typeof window&&(window[t]=i())})("Ribbons",function(){var t=window,i=document.body,n=document.documentElement,o=function(){if(1===arguments.length){if(Array.isArray(arguments[0])){var t=Math.round(o(0,arguments[0].length-1));return arguments[0][t]}return o(0,arguments[0])}return 2===arguments.length?Math.random()*(arguments[1]-arguments[0])+arguments[0]:0},s=function(o){var s=Math.max(0,t.innerWidth||n.clientWidth||i.clientWidth||0),h=Math.max(0,t.innerHeight||n.clientHeight||i.clientHeight||0),e=Math.max(0,t.pageXOffset||n.scrollLeft||i.scrollLeft||0)-(n.clientLeft||0),a=Math.max(0,t.pageYOffset||n.scrollTop||i.scrollTop||0)-(n.clientTop||0);return{width:s,height:h,ratio:s/h,centerx:s/2,centery:h/2,scrollx:e,scrolly:a}},h=function(t,i){this.x=0,this.y=0,this.set(t,i)};h.prototype={constructor:h,set:function(t,i){this.x=t||0,this.y=i||0},copy:function(t){return this.x=t.x||0,this.y=t.y||0,this},multiply:function(t,i){return this.x*=t||1,this.y*=i||1,this},divide:function(t,i){return this.x/=t||1,this.y/=i||1,this},add:function(t,i){return this.x+=t||0,this.y+=i||0,this},subtract:function(t,i){return this.x-=t||0,this.y-=i||0,this},clampX:function(t,i){return this.x=Math.max(t,Math.min(this.x,i)),this},clampY:function(t,i){return this.y=Math.max(t,Math.min(this.y,i)),this},flipX:function(){return this.x*=-1,this},flipY:function(){return this.y*=-1,this}};var e=function(t){this._canvas=null,this._context=null,this._sto=null,this._width=0,this._height=0,this._scroll=0,this._ribbons=[],this._options={colorSaturation:"80%",colorBrightness:"60%",colorAlpha:.65,colorCycleSpeed:6,verticalPosition:"center",horizontalSpeed:200,ribbonCount:3,strokeSize:0,parallaxAmount:-.5,animateSections:!0},this._onDraw=this._onDraw.bind(this),this._onResize=this._onResize.bind(this),this._onScroll=this._onScroll.bind(this),this.setOptions(t),this.init()};return e.prototype={constructor:e,setOptions:function(t){if("object"==typeof t)for(var i in t)t.hasOwnProperty(i)&&(this._options[i]=t[i])},init:function(){try{this._canvas=document.createElement("canvas"),this._canvas.style.position="fixed",this._canvas.style.left="0",this._canvas.style.top="0",this._canvas.style.right="0",this._canvas.style.bottom="0",this._canvas.style["z-index"]="-1000",this._canvas.style["pointer-events"]="none",this._canvas.style["background-color"]="#f5f5f5",this._canvas.id="bgCanvas",this._onResize(),this._context=this._canvas.getContext("2d"),this._context.clearRect(0,0,this._width,this._height),this._context.globalAlpha=this._options.colorAlpha,window.addEventListener("resize",this._onResize),window.addEventListener("scroll",this._onScroll),document.body.appendChild(this._canvas)}catch(t){return void console.warn("Canvas Context Error: "+t.toString())}this._onDraw()},addRibbon:function(){var t=Math.round(o(1,9))>5?"right":"left",i=1e3,n=200,s=0-n,e=this._width+n,a=0,r=0,l="right"===t?s:e,c=Math.round(o(0,this._height));/^(top|min)$/i.test(this._options.verticalPosition)?c=0+n:/^(middle|center)$/i.test(this._options.verticalPosition)?c=this._height/2:/^(bottom|max)$/i.test(this._options.verticalPosition)&&(c=this._height-n);for(var _=[],p=new h(l,c),d=new h(l,c),u=null,f=Math.round(o(0,360)),b=0;!(i<=0);){if(i--,a=Math.round((1*Math.random()-.2)*this._options.horizontalSpeed),r=Math.round((1*Math.random()-.5)*(.25*this._height)),u=new h,u.copy(d),"right"===t){if(u.add(a,r),d.x>=e)break}else if("left"===t&&(u.subtract(a,r),d.x<=s))break;_.push({point1:new h(p.x,p.y),point2:new h(d.x,d.y),point3:u,color:f,delay:b,dir:t,alpha:0,phase:0}),p.copy(d),d.copy(u),b+=4,f+=this._options.colorCycleSpeed}this._ribbons.push(_)},_drawRibbonSection:function(t){if(t){if(t.phase>=1&&t.alpha<=0)return!0;if(t.delay<=0){if(t.phase+=.02,t.alpha=1*Math.sin(t.phase),t.alpha=t.alpha<=0?0:t.alpha,t.alpha=t.alpha>=1?1:t.alpha,this._options.animateSections){var i=.1*Math.sin(1+t.phase*Math.PI/2);"right"===t.dir?(t.point1.add(i,0),t.point2.add(i,0),t.point3.add(i,0)):(t.point1.subtract(i,0),t.point2.subtract(i,0),t.point3.subtract(i,0)),t.point1.add(0,i),t.point2.add(0,i),t.point3.add(0,i)}}else t.delay-=.5;var n=this._options.colorSaturation,o=this._options.colorBrightness,s="hsla("+t.color+", "+n+", "+o+", "+t.alpha+" )";this._context.save(),0!==this._options.parallaxAmount&&this._context.translate(0,this._scroll*this._options.parallaxAmount),this._context.beginPath(),this._context.moveTo(t.point1.x,t.point1.y),this._context.lineTo(t.point2.x,t.point2.y),this._context.lineTo(t.point3.x,t.point3.y),this._context.fillStyle=s,this._context.fill(),this._options.strokeSize>0&&(this._context.lineWidth=this._options.strokeSize,this._context.strokeStyle=s,this._context.lineCap="round",this._context.stroke()),this._context.restore()}return!1},_onDraw:function(){for(var t=0,i=this._ribbons.length;t<i;++t)this._ribbons[t]||this._ribbons.splice(t,1);this._context.clearRect(0,0,this._width,this._height);for(var n=0;n<this._ribbons.length;++n){for(var o=this._ribbons[n],s=o.length,h=0,e=0;e<s;++e)this._drawRibbonSection(o[e])&&h++;h>=s&&(this._ribbons[n]=null)}this._ribbons.length<this._options.ribbonCount&&this.addRibbon(),requestAnimationFrame(this._onDraw)},_onResize:function(t){var i=s(t);this._width=i.width,this._height=i.height,this._canvas&&(this._canvas.width=this._width,this._canvas.height=this._height,this._context&&(this._context.globalAlpha=this._options.colorAlpha))},_onScroll:function(t){var i=s(t);this._scroll=i.scrolly}},e}),new Ribbons;
\ No newline at end of file
+(function (t, i) {
+    'object' == typeof window && (window[t] = i());
+})('Ribbons', function () {
+    var t = window,
+        i = document.body,
+        n = document.documentElement,
+        o = function () {
+            if (1 === arguments.length) {
+                if (Array.isArray(arguments[0])) {
+                    var t = Math.round(o(0, arguments[0].length - 1));
+                    return arguments[0][t];
+                }
+                return o(0, arguments[0]);
+            }
+            return 2 === arguments.length ? Math.random() * (arguments[1] - arguments[0]) + arguments[0] : 0;
+        },
+        s = function (o) {
+            var s = Math.max(0, t.innerWidth || n.clientWidth || i.clientWidth || 0),
+                h = Math.max(0, t.innerHeight || n.clientHeight || i.clientHeight || 0),
+                e = Math.max(0, t.pageXOffset || n.scrollLeft || i.scrollLeft || 0) - (n.clientLeft || 0),
+                a = Math.max(0, t.pageYOffset || n.scrollTop || i.scrollTop || 0) - (n.clientTop || 0);
+            return {
+                width: s,
+                height: h,
+                ratio: s / h,
+                centerx: s / 2,
+                centery: h / 2,
+                scrollx: e,
+                scrolly: a
+            };
+        },
+        h = function (t, i) {
+            (this.x = 0), (this.y = 0), this.set(t, i);
+        };
+    h.prototype = {
+        constructor: h,
+        set: function (t, i) {
+            (this.x = t || 0), (this.y = i || 0);
+        },
+        copy: function (t) {
+            return (this.x = t.x || 0), (this.y = t.y || 0), this;
+        },
+        multiply: function (t, i) {
+            return (this.x *= t || 1), (this.y *= i || 1), this;
+        },
+        divide: function (t, i) {
+            return (this.x /= t || 1), (this.y /= i || 1), this;
+        },
+        add: function (t, i) {
+            return (this.x += t || 0), (this.y += i || 0), this;
+        },
+        subtract: function (t, i) {
+            return (this.x -= t || 0), (this.y -= i || 0), this;
+        },
+        clampX: function (t, i) {
+            return (this.x = Math.max(t, Math.min(this.x, i))), this;
+        },
+        clampY: function (t, i) {
+            return (this.y = Math.max(t, Math.min(this.y, i))), this;
+        },
+        flipX: function () {
+            return (this.x *= -1), this;
+        },
+        flipY: function () {
+            return (this.y *= -1), this;
+        }
+    };
+    var e = function (t) {
+        (this._canvas = null), (this._context = null), (this._sto = null), (this._width = 0), (this._height = 0), (this._scroll = 0), (this._ribbons = []), (this._options = { colorSaturation: '80%', colorBrightness: '60%', colorAlpha: 0.65, colorCycleSpeed: 6, verticalPosition: 'center', horizontalSpeed: 200, ribbonCount: 3, strokeSize: 0, parallaxAmount: -0.5, animateSections: !0 }), (this._onDraw = this._onDraw.bind(this)), (this._onResize = this._onResize.bind(this)), (this._onScroll = this._onScroll.bind(this)), this.setOptions(t), this.init();
+    };
+    return (
+        (e.prototype = {
+            constructor: e,
+            setOptions: function (t) {
+                if ('object' == typeof t) for (var i in t) t.hasOwnProperty(i) && (this._options[i] = t[i]);
+            },
+            init: function () {
+                try {
+                    (this._canvas = document.createElement('canvas')), (this._canvas.style.position = 'fixed'), (this._canvas.style.left = '0'), (this._canvas.style.top = '0'), (this._canvas.style.right = '0'), (this._canvas.style.bottom = '0'), (this._canvas.style['z-index'] = '-1000'), (this._canvas.style['pointer-events'] = 'none'), (this._canvas.style['background-color'] = '#f5f5f5'), (this._canvas.id = 'bgCanvas'), this._onResize(), (this._context = this._canvas.getContext('2d')), this._context.clearRect(0, 0, this._width, this._height), (this._context.globalAlpha = this._options.colorAlpha), window.addEventListener('resize', this._onResize), window.addEventListener('scroll', this._onScroll), document.body.appendChild(this._canvas);
+                } catch (t) {
+                    return void console.warn('Canvas Context Error: ' + t.toString());
+                }
+                this._onDraw();
+            },
+            addRibbon: function () {
+                var t = Math.round(o(1, 9)) > 5 ? 'right' : 'left',
+                    i = 1e3,
+                    n = 200,
+                    s = 0 - n,
+                    e = this._width + n,
+                    a = 0,
+                    r = 0,
+                    l = 'right' === t ? s : e,
+                    c = Math.round(o(0, this._height));
+                /^(top|min)$/i.test(this._options.verticalPosition) ? (c = 0 + n) : /^(middle|center)$/i.test(this._options.verticalPosition) ? (c = this._height / 2) : /^(bottom|max)$/i.test(this._options.verticalPosition) && (c = this._height - n);
+                for (var _ = [], p = new h(l, c), d = new h(l, c), u = null, f = Math.round(o(0, 360)), b = 0; !(i <= 0); ) {
+                    if ((i--, (a = Math.round((1 * Math.random() - 0.2) * this._options.horizontalSpeed)), (r = Math.round((1 * Math.random() - 0.5) * (0.25 * this._height))), (u = new h()), u.copy(d), 'right' === t)) {
+                        if ((u.add(a, r), d.x >= e)) break;
+                    } else if ('left' === t && (u.subtract(a, r), d.x <= s)) break;
+                    _.push({ point1: new h(p.x, p.y), point2: new h(d.x, d.y), point3: u, color: f, delay: b, dir: t, alpha: 0, phase: 0 }), p.copy(d), d.copy(u), (b += 4), (f += this._options.colorCycleSpeed);
+                }
+                this._ribbons.push(_);
+            },
+            _drawRibbonSection: function (t) {
+                if (t) {
+                    if (t.phase >= 1 && t.alpha <= 0) return !0;
+                    if (t.delay <= 0) {
+                        if (((t.phase += 0.02), (t.alpha = 1 * Math.sin(t.phase)), (t.alpha = t.alpha <= 0 ? 0 : t.alpha), (t.alpha = t.alpha >= 1 ? 1 : t.alpha), this._options.animateSections)) {
+                            var i = 0.1 * Math.sin(1 + (t.phase * Math.PI) / 2);
+                            'right' === t.dir ? (t.point1.add(i, 0), t.point2.add(i, 0), t.point3.add(i, 0)) : (t.point1.subtract(i, 0), t.point2.subtract(i, 0), t.point3.subtract(i, 0)), t.point1.add(0, i), t.point2.add(0, i), t.point3.add(0, i);
+                        }
+                    } else t.delay -= 0.5;
+                    var n = this._options.colorSaturation,
+                        o = this._options.colorBrightness,
+                        s = 'hsla(' + t.color + ', ' + n + ', ' + o + ', ' + t.alpha + ' )';
+                    this._context.save(), 0 !== this._options.parallaxAmount && this._context.translate(0, this._scroll * this._options.parallaxAmount), this._context.beginPath(), this._context.moveTo(t.point1.x, t.point1.y), this._context.lineTo(t.point2.x, t.point2.y), this._context.lineTo(t.point3.x, t.point3.y), (this._context.fillStyle = s), this._context.fill(), this._options.strokeSize > 0 && ((this._context.lineWidth = this._options.strokeSize), (this._context.strokeStyle = s), (this._context.lineCap = 'round'), this._context.stroke()), this._context.restore();
+                }
+                return !1;
+            },
+            _onDraw: function () {
+                for (var t = 0, i = this._ribbons.length; t < i; ++t) this._ribbons[t] || this._ribbons.splice(t, 1);
+                this._context.clearRect(0, 0, this._width, this._height);
+                for (var n = 0; n < this._ribbons.length; ++n) {
+                    for (var o = this._ribbons[n], s = o.length, h = 0, e = 0; e < s; ++e) this._drawRibbonSection(o[e]) && h++;
+                    h >= s && (this._ribbons[n] = null);
+                }
+                this._ribbons.length < this._options.ribbonCount && this.addRibbon(), requestAnimationFrame(this._onDraw);
+            },
+            _onResize: function (t) {
+                var i = s(t);
+                (this._width = i.width), (this._height = i.height), this._canvas && ((this._canvas.width = this._width), (this._canvas.height = this._height), this._context && (this._context.globalAlpha = this._options.colorAlpha));
+            },
+            _onScroll: function (t) {
+                var i = s(t);
+                this._scroll = i.scrolly;
+            }
+        }),
+        e
+    );
+}),
+    new Ribbons();
diff --git a/assets/css/joe.normalize.css b/assets/css/joe.normalize.css
index 49fed2e..419cf5f 100644
--- a/assets/css/joe.normalize.css
+++ b/assets/css/joe.normalize.css
@@ -1 +1 @@
-*{margin:0;padding:0;box-sizing:border-box;outline:none;-webkit-tap-highlight-color:transparent}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-thumb{border-radius:4px;background:var(--seat)}::-webkit-scrollbar-track{background:transparent}body{font-size:14px;font-family:'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Arial, sans-serif}body::before{content:'';position:fixed;top:0;left:0;right:0;bottom:0;z-index:-520;pointer-events:none}input[type='text']{-webkit-appearance:none;border-radius:0;font-size:13px;font-weight:500}textarea{resize:none;-webkit-appearance:none}li{list-style:none}a{text-decoration:none}h1,h2,h3,h4,h5,h6{font-weight:500}img{border:0;vertical-align:middle}img[src=''],img:not([src]){border:0;opacity:0}svg,canvas{vertical-align:middle}button{cursor:pointer;-webkit-appearance:none;font-size:13px}table{border-collapse:collapse;border-spacing:0}.joe_main{min-width:0;flex:1;padding:15px 0}.joe_container{display:flex;width:100%;margin:0 auto;padding:0 15px}@media (min-width: 576px){.joe_container{max-width:540px}}@media (min-width: 768px){.joe_container{max-width:720px}}@media (min-width: 992px){.joe_container{max-width:960px}}@media (min-width: 1200px){.joe_container{max-width:1140px}}@media (min-width: 1400px){.joe_container{max-width:1320px}}html{--background: #fff;--theme: #f24e4e;--main: #303133;--routine: #606266;--minor: #909399;--seat: #c0c4cc;--classA: #dcdfe6;--classB: #e4e7ed;--classC: #ebeef5;--classD: #f2f6fc;--text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);--box-shadow: 0px 0px 20px -5px rgba(158, 158, 158, 0.22)}html[data-night='night']{--background: #303133;--box-shadow: none}
+*{margin:0;padding:0;box-sizing:border-box;outline:none;-webkit-tap-highlight-color:transparent}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-thumb{border-radius:4px;background:var(--seat)}::-webkit-scrollbar-track{background:transparent}body{font-size:14px;font-family:'Helvetica Neue', Helvetica, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', '微软雅黑', Arial, sans-serif}body::before{content:'';position:fixed;top:0;left:0;right:0;bottom:0;z-index:-521;pointer-events:none}input[type='text']{-webkit-appearance:none;border-radius:0;font-size:13px;font-weight:500}textarea{resize:none;-webkit-appearance:none}li{list-style:none}a{text-decoration:none}h1,h2,h3,h4,h5,h6{font-weight:500}img{border:0;vertical-align:middle}img[src=''],img:not([src]){border:0;opacity:0}svg,canvas{vertical-align:middle}button{cursor:pointer;-webkit-appearance:none;font-size:13px}table{border-collapse:collapse;border-spacing:0}.joe_main{min-width:0;flex:1;padding:15px 0}.joe_container{display:flex;width:100%;margin:0 auto;padding:0 15px}@media (min-width: 576px){.joe_container{max-width:540px}}@media (min-width: 768px){.joe_container{max-width:720px}}@media (min-width: 992px){.joe_container{max-width:960px}}@media (min-width: 1200px){.joe_container{max-width:1140px}}@media (min-width: 1400px){.joe_container{max-width:1320px}}html{--background: #fff;--theme: #f24e4e;--main: #303133;--routine: #606266;--minor: #909399;--seat: #c0c4cc;--classA: #dcdfe6;--classB: #e4e7ed;--classC: #ebeef5;--classD: #f2f6fc;--text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);--box-shadow: 0px 0px 20px -5px rgba(158, 158, 158, 0.22)}html[data-night='night']{--background: #303133;--box-shadow: none}
diff --git a/assets/css/joe.normalize.scss b/assets/css/joe.normalize.scss
index 416a0b7..8fd7d2a 100644
--- a/assets/css/joe.normalize.scss
+++ b/assets/css/joe.normalize.scss
@@ -31,7 +31,7 @@ body::before {
     left: 0;
     right: 0;
     bottom: 0;
-	z-index: -520;
+	z-index: -521;
 	pointer-events: none;
 }
 
diff --git a/assets/js/joe.global.js b/assets/js/joe.global.js
index cba2a8f..b171682 100644
--- a/assets/js/joe.global.js
+++ b/assets/js/joe.global.js
@@ -27,6 +27,15 @@ document.addEventListener('DOMContentLoaded', () => {
         });
     }
 
+    /* 动态背景 */
+    {
+        if (!Joe.IS_MOBILE) {
+            if (Joe.DYNAMIC_BACKGROUND !== 'off' && Joe.DYNAMIC_BACKGROUND && !Joe.WALLPAPER_BACKGROUND_PC) {
+                $.getScript(`https://cdn.jsdelivr.net/gh/HaoOuBa/Joe@master/assets/backdrop/${Joe.DYNAMIC_BACKGROUND}`);
+            }
+        }
+    }
+
     /* 激活全局下拉框功能 */
     {
         $('.joe_dropdown').each(function (index, item) {
diff --git a/functions.php b/functions.php
index 9b03c90..9119517 100644
--- a/functions.php
+++ b/functions.php
@@ -474,8 +474,8 @@ function themeConfig($form)
         ),
         'off',
         '是否开启动态背景图（仅限PC）',
-        '介绍：用于设置PC端动态背景，如果下方填写了PC端静态壁纸，则优先显示下方静态壁纸！
-         注意：手机端是不支持此项的'
+        '介绍：用于设置PC端动态背景<br />
+         注意：如果您填写了下方PC端静态壁纸，将优先展示下方静态壁纸！如需显示动态壁纸，请将PC端静态壁纸设置成空'
     );
     $JDynamic_Background->setAttribute('class', 'joe_content joe_image');
     $form->addInput($JDynamic_Background->multiMode());
@@ -487,7 +487,7 @@ function themeConfig($form)
         'PC端网站背景图片（非必填）',
         '介绍：PC端网站的背景图片，不填写时显示默认的灰色。<br />
          格式：图片URL地址 或 随机图片api 例如：http://api.btstu.cn/sjbz/?lx=dongman <br />
-         注意：此项设置会优先显示，如果开启上方动态壁纸，会覆盖上方动态壁纸！'
+         注意：如果需要显示上方动态壁纸，请不要填写此项，此项优先级最高！'
     );
     $JWallpaper_Background_PC->setAttribute('class', 'joe_content joe_image');
     $form->addInput($JWallpaper_Background_PC);
diff --git a/public/include.php b/public/include.php
index cdcc6b2..6b56fea 100644
--- a/public/include.php
+++ b/public/include.php
@@ -14,8 +14,7 @@
         LIVE2D: '<?php $this->options->JLive2d() ?>', // Live2d
         BASE_API: '/index.php/joe/api', // 请求基准URL
         DYNAMIC_BACKGROUND: '<?php $this->options->JDynamic_Background() ?>', // 动态背景
-        WALLPAPER_BACKGROUND_PC: '<?php $this->options->JWallpaper_Background_PC() ?>', // PC端静态背景
-        WALLPAPER_BACKGROUND_WAP: '<?php $this->options->JWallpaper_Background_WAP() ?>', // WAP端静态背景
+        WALLPAPER_BACKGROUND_PC: '<?php $this->options->JWallpaper_Background_PC() ?>', // 是否填写了PC端静态壁纸
         IS_MOBILE: /windows phone|iphone|android/gi.test(window.navigator.userAgent), // 是否是手机端
         encryption: str => window.btoa(unescape(encodeURIComponent(str))), // 加密字符串
         decrypt: str => decodeURIComponent(escape(window.atob(str))), // 解密字符串