Se agrego diseño responsive

Recursos/style.css

@@ -11,9 +11,6 @@ a {
 	color:Black;
 	color:Black;
 }
 }
 
 
-
-
-
 .section-img ul li{
 .section-img ul li{
   display: inline-block;
   display: inline-block;
 }
 }
@@ -26,8 +23,6 @@ li div {
     margin-left: 10px;
     margin-left: 10px;
 }
 }
 
 
-
-
 p:first-child a{
 p:first-child a{
 	color: MediumSeaGreen;
 	color: MediumSeaGreen;
 }
 }
@@ -39,4 +34,27 @@ p:nth-child(2) {
 
 
 p:nth-child(3) {
 p:nth-child(3) {
 	color: Tomato;
 	color: Tomato;
+}
+
+@media screen and (min-width: 780px) and (max-width: 1024px){
+	.section-img ul li{
+		width: 90%;
+		height: 90%;
+	  }
+}
+
+@media screen and (min-width: 400px) and (max-width: 780px){
+	
+	.section-img ul li{
+		width: 50%;
+		height: 50%;
+	  }
+}
+
+@media screen and (max-width: 480px){
+	.section-img ul li{
+		width: 40%;
+		height: 40%;
+		margin: 5%;
+	  }
 }
 }
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