feat: 调整css路径

src/assets/styles/loader.css

+.loader {
+  position: relative;
+  width: 12.5em;
+  height: 12.5em;
+  transform: rotate(165deg);
+}
+.loader:before, .loader:after {
+  content: '';
+  position: absolute;
+  top: 50%;
+  left: 50%;
+  display: block;
+  width: 2.5em;
+  height: 2.5em;
+  border-radius: 1.25em;
+  transform: translate(-50%, -50%);
+}
+.loader:before {
+  animation: before 2s infinite;
+}
+.loader:after {
+  animation: after 2s infinite;
+}
+@keyframes before {
+  0% {
+    width: 2.5em;
+    box-shadow: 5em -2.5em rgba(88, 163, 243, 0.75), -5em 2.5em rgba(153, 202, 255, 0.75);
+ }
+  35% {
+    width: 12.5em;
+    box-shadow: 0 -2.5em rgba(88, 163, 243, 0.75), 0 2.5em rgba(153, 202, 255, 0.75);
+ }
+  70% {
+    width: 2.5em;
+    box-shadow: -5em -2.5em rgba(88, 163, 243, 0.75), 5em 2.5em rgba(153, 202, 255, 0.75);
+ }
+  100% {
+    box-shadow: 5em -2.5em rgba(88, 163, 243, 0.75), -5em 2.5em rgba(153, 202, 255, 0.75);
+ }
+}
+@keyframes after {
+  0% {
+    height: 2.5em;
+    box-shadow: 2.5em 5em rgba(224, 224, 224, 0.75), -2.5em -5em rgba(198, 200, 210, 0.75);
+ }
+  35% {
+    height: 12.5em;
+    box-shadow: 2.5em 0 rgba(224, 224, 224, 0.75), -2.5em 0 rgba(198, 200, 210, 0.75);
+ }
+  70% {
+    height: 2.5em;
+    box-shadow: 2.5em -5em rgba(224, 224, 224, 0.75), -2.5em 5em rgba(198, 200, 210, 0.75);
+ }
+  100% {
+    box-shadow: 2.5em 5em rgba(224, 224, 224, 0.75), -2.5em -5em rgba(198, 200, 210, 0.75);
+ }
+}
+/** * Attempt to center the whole thing! */
+html, body {
+  height: 100%;
+}
+.loader {
+  position: absolute;
+  top: calc(50% - 6.25em);
+  left: calc(50% - 6.25em);
+}

src/styles/default.less

 @import '../../node_modules/font-awesome/less/font-awesome.less';
-@import'/assets/styles/index.css';
+@import '../assets/styles/index.css';
 @import '../theme/blue.theme.less';
 @import '../theme/dark-blue.theme.less';
 @import '../theme/default.theme.less';