fix bugs

css/styles.css

@@ -200,6 +200,7 @@ button {
     position: fixed;
     right: 100px;
     bottom: 100px;
+    transition: all 0.5s;
 }
 
 .news-elevator-list {
@@ -218,11 +219,13 @@ button {
     text-align: center;
 }
 
-.news-elevator-list a {
+.news-elevator-list li a {
     text-decoration: none;
+    color:#000000;
 }
 
 .footer {
+    margin-top: 10px;
     width: 100%;
     background-color: #3FA8EA;
     text-align: center;