chore: 修改主题色

assets/css/base.css

+:root {
+  --main-color: #1aaff2;
+}
 body {
   background: #fff;
   color: #333;
@@ -127,7 +130,7 @@ textarea {
 .header {
 }
 .header-bar {
-  background-color: #7a1705;
+  background: linear-gradient(#02a7f0, #81d3f8);
   height: 50px;
 }
 .header-bar .logo-kelley {
@@ -174,7 +177,7 @@ textarea {
 }
 .header-nav h1 {
   position: relative;
-  background-color: #801a16;
+  background-color: var(--main-color);
   padding: 0 12px 0 0;
   font-size: 16px;
   line-height: 45px;
@@ -187,7 +190,7 @@ textarea {
   content: '';
   position: absolute;
   height: 45px;
-  background-color: #801a16;
+  background-color: var(--main-color);
   width: 1000%;
   top: 0;
   left: -900%;
@@ -200,12 +203,13 @@ textarea {
   color: #333;
 }
 .header-nav a:hover {
-  color: #801a16;
+  color: var(--main-color);
   text-decoration: underline;
 }
 
 .footer {
-  background-color: #333;
+  background-color: var(--main-color);
+  /* background-color: #333; */
   font-size: 12px;
   padding: 25px 0 15px;
 }
@@ -234,7 +238,7 @@ textarea {
   margin: 0 0 2px;
 }
 .content-tabs li.current {
-  background: #9b0000;
+  background: var(--main-color);
 }
 .content-tabs li.current a {
   color: #fff;
@@ -342,8 +346,11 @@ textarea {
   height: 80px;
   margin-bottom: 11px;
   overflow: hidden;
-  text-indent: -500px;
-  background: url(../img/entrance-icon.png) no-repeat 0 0;
+  font-size: 20px;
+  line-height: 80px;
+  color: #fff;
+  text-align: center;
+  background: var(--main-color);
 }
 .entrance .first {
   background-position: -208px 0;

pages/index.vue

@@ -5,7 +5,7 @@
         <div class="banner-wrap rel">
           <div class="banner">
             <div class="col-xs-6 col-sm-4 col-md-4">
-              <nuxt-link to="/my">报名申请&emsp;<img src="https://zws-imgs-pub.ezijing.com/f8e031f092917cb5cb46f455df4f07ee.png"/></nuxt-link>
+              <nuxt-link to="/my">报名申请&emsp;&gt; </nuxt-link>
             </div>
             <div class="col-xs-6 col-sm-4 col-md-2">
               <nuxt-link to="/intro/project"><img src="https://zws-imgs-pub.ezijing.com/35d3b33ffed2a97c4d99dbb79b3edd1d.png" />&emsp;项目介绍</nuxt-link>
@@ -104,8 +104,8 @@ export default {
   display: block;
 }
 .home-page .banner > div:nth-child(1) a {
-  background: #7c1600;
-  border: 2px solid #7c1600;
+  background: var(--main-color);
+  border: 2px solid var(--main-color);
   color: #fff;
   font-size: 18px;
 }