minor style changes

src/style.css

@@ -17,6 +17,7 @@ form {
   justify-content: center;
   flex-wrap: wrap;
   flex-direction: row;
+  width: 100%;
 }
 
 svg {
@@ -76,7 +77,7 @@ div.background {
   left: 0;
   width: 100%;
   height: 100%;
-  background: url('bg.svg') no-repeat center center;
+  background: url('bg1.svg') no-repeat center center;
   background-size: contain;
   filter: grayscale(100%);
   z-index: 1;
@@ -101,8 +102,16 @@ div.center {
   background: rgba(51, 51, 51, 0.8);
   padding: 20px;
   border-radius: 8px;
-  box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
-  backdrop-filter: blur(15px);
+  box-shadow: 0px 0px 15px 5px rgba(0, 0, 0, 0.35);
+  backdrop-filter: blur(8px);
+  width: 100%;
+  height: 100%;
+  max-width: 600px;
+  max-height: 250px;
+  display: flex;
+  flex-direction: column;
+  justify-content: space-between;
+  align-items: center;
 }
 
 div.home {