diff --git a/css/styles.css b/css/styles.css
index ff37652..6069472 100644
--- a/css/styles.css
+++ b/css/styles.css
@@ -1 +1 @@
-body{background-color:#efefef;color:#000;font-family:"Trebuchet MS","Lucida Sans Unicode","Lucida Grande","Lucida Sans",Arial,sans-serif;margin:0 auto;max-width:900px}header{background:#fff;border-radius:10px;margin:1rem .5rem 0;padding:1rem 1.5rem}header h1{font-size:1.5rem;margin:0}@media screen and (min-width: 500px){header h1{font-size:2rem}}header a{color:inherit;text-decoration:none}header svg{height:2rem;vertical-align:-0.3rem;width:2rem}main{padding:1rem 2rem}main h2{font-size:1.5rem;margin:1rem 0;text-align:center}main h2 span{font-size:1.2rem}main form{line-height:2rem}main label{cursor:pointer}main button{cursor:pointer}main .tz-table{display:flex;flex-wrap:wrap;justify-content:center;text-align:center}main .tz-table .tz-table-element{flex:0 0 calc(100% - 1rem);margin:.5rem}@media screen and (min-width: 440px){main .tz-table .tz-table-element{flex:0 0 calc(50% - 1rem)}}@media screen and (min-width: 630px){main .tz-table .tz-table-element{flex:0 0 calc(33% - 1rem)}}@media screen and (min-width: 820px){main .tz-table .tz-table-element{flex:0 0 calc(25% - 1rem)}}main .share{display:none;margin-top:2rem;text-align:center}footer{color:gray;font-size:.7rem;margin-top:1rem;padding:1rem;text-align:center}footer a{color:inherit}@media screen and (prefers-color-scheme: dark){body{background-color:#111;color:#fff}header{background:#000}}/*# sourceMappingURL=styles.css.map */
+body{background-color:#efefef;color:#000;font-family:"Trebuchet MS","Lucida Sans Unicode","Lucida Grande","Lucida Sans",Arial,sans-serif;margin:0 auto;max-width:900px}header{background-color:#fff;border-radius:10px;margin:1rem .5rem 0;padding:1rem 1.5rem}header h1{font-size:1.5rem;margin:0}@media screen and (min-width: 500px){header h1{font-size:2rem}}header a{color:inherit;text-decoration:none}header svg{height:1.7rem;vertical-align:-0.3rem;width:1.7rem}@media screen and (min-width: 500px){header svg{height:2rem;width:2rem}}main{padding:1rem 2rem}main h2{font-size:1.5rem;margin:1rem 0;text-align:center}main h2 span{font-size:1.2rem}main form{line-height:2rem}main label{cursor:pointer}main button{cursor:pointer}main .tz-table{display:flex;flex-wrap:wrap;justify-content:center;text-align:center}main .tz-table .tz-table-element{flex:0 0 calc(100% - 1rem);margin:.5rem}@media screen and (min-width: 440px){main .tz-table .tz-table-element{flex:0 0 calc(50% - 1rem)}}@media screen and (min-width: 630px){main .tz-table .tz-table-element{flex:0 0 calc(33% - 1rem)}}@media screen and (min-width: 820px){main .tz-table .tz-table-element{flex:0 0 calc(25% - 1rem)}}main .share{display:none;margin-top:2rem;text-align:center}footer{color:#444;font-size:.7rem;margin-top:1rem;padding:1rem;text-align:center}footer a{color:inherit}@media screen and (prefers-color-scheme: dark){body{background-color:#111;color:#fff}header{background-color:#000}footer{color:#b5b5b5}}/*# sourceMappingURL=styles.css.map */
diff --git a/css/styles.css.map b/css/styles.css.map
index e0de5cf..1abaed6 100644
--- a/css/styles.css.map
+++ b/css/styles.css.map
@@ -1 +1 @@
-{"version":3,"sourceRoot":"","sources":["styles.scss"],"names":[],"mappings":"AAAA,KACE,yBACA,WACA,gGACA,cACA,gBAGF,OACE,gBACA,mBACA,oBACA,oBAEA,UACE,iBACA,SAEA,qCAJF,UAKI,gBAIJ,SACE,cACA,qBAGF,WACE,YACA,uBACA,WAIJ,KACE,kBAEA,QACE,iBACA,cACA,kBAEA,aACE,iBAIJ,UACE,iBAGF,WACE,eAGF,YACE,eAGF,eACE,aACA,eACA,uBACA,kBAIA,iCACE,2BACA,OAJQ,MAMR,qCAJF,iCAKI,2BAGF,qCARF,iCASI,2BAGF,qCAZF,iCAaI,2BAKN,YACE,aACA,gBACA,kBAIJ,OACE,WACA,gBACA,gBACA,aACA,kBAEA,SACE,cAIJ,+CACE,KACE,sBACA,WAGF,OACE","file":"styles.css"}
\ No newline at end of file
+{"version":3,"sourceRoot":"","sources":["styles.scss"],"names":[],"mappings":"AAAA,KACE,yBACA,WACA,gGACA,cACA,gBAGF,OACE,sBACA,mBACA,oBACA,oBAEA,UACE,iBACA,SAEA,qCAJF,UAKI,gBAIJ,SACE,cACA,qBAGF,WACE,cACA,uBACA,aAEA,qCALF,WAMI,YACA,YAKN,KACE,kBAEA,QACE,iBACA,cACA,kBAEA,aACE,iBAIJ,UACE,iBAGF,WACE,eAGF,YACE,eAGF,eACE,aACA,eACA,uBACA,kBAIA,iCACE,2BACA,OAJQ,MAMR,qCAJF,iCAKI,2BAGF,qCARF,iCASI,2BAGF,qCAZF,iCAaI,2BAKN,YACE,aACA,gBACA,kBAIJ,OACE,WACA,gBACA,gBACA,aACA,kBAEA,SACE,cAIJ,+CACE,KACE,sBACA,WAGF,OACE,sBAGF,OACE","file":"styles.css"}
\ No newline at end of file
diff --git a/css/styles.scss b/css/styles.scss
index 1aa5c7b..60545dd 100644
--- a/css/styles.scss
+++ b/css/styles.scss
@@ -7,7 +7,7 @@ body {
 }
 
 header {
-  background: white;
+  background-color: #fff;
   border-radius: 10px;
   margin: 1rem 0.5rem 0;
   padding: 1rem 1.5rem;
@@ -27,9 +27,14 @@ header {
   }
 
   svg {
-    height: 2rem;
+    height: 1.7rem;
     vertical-align: -0.3rem;
-    width: 2rem;
+    width: 1.7rem;
+
+    @media screen and (min-width: 500px) {
+      height: 2rem;
+      width: 2rem;
+    }
   }
 }
 
@@ -92,7 +97,7 @@ main {
 }
 
 footer {
-  color: gray;
+  color: #444;
   font-size: 0.7rem;
   margin-top: 1rem;
   padding: 1rem;
@@ -110,6 +115,10 @@ footer {
   }
 
   header {
-    background: #000;
+    background-color: #000;
   }
-}
\ No newline at end of file
+
+  footer {
+    color: #b5b5b5;
+  }
+}
diff --git a/img/clock.svg b/img/clock.svg
index 5cfba4f..fc3891f 100644
--- a/img/clock.svg
+++ b/img/clock.svg
@@ -1 +1 @@
-<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" x="0px" y="0px"><title>Clock</title><g data-name="07"><path fill="#fff" d="M20.51,29h-9A8.51,8.51,0,0,1,3,20.51v-9A8.51,8.51,0,0,1,11.51,3h9a8.51,8.51,0,0,1,8.5,8.5v9A8.51,8.51,0,0,1,20.51,29Zm-9-25A7.5,7.5,0,0,0,4,11.51v9a7.5,7.5,0,0,0,7.5,7.5h9a7.5,7.5,0,0,0,7.5-7.5v-9A7.5,7.5,0,0,0,20.51,4ZM21.69,21.54a1.48,1.48,0,0,0-.11-2.11L17,15.33V9.51a1.5,1.5,0,0,0-3,0V16a1.5,1.5,0,0,0,.5,1.12l5.07,4.54a1.46,1.46,0,0,0,1,.38A1.48,1.48,0,0,0,21.69,21.54Z"/></g></svg>
\ No newline at end of file
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" x="0px" y="0px"><title>Clock</title><g data-name="07"><path fill="currentColor" d="M20.51,29h-9A8.51,8.51,0,0,1,3,20.51v-9A8.51,8.51,0,0,1,11.51,3h9a8.51,8.51,0,0,1,8.5,8.5v9A8.51,8.51,0,0,1,20.51,29Zm-9-25A7.5,7.5,0,0,0,4,11.51v9a7.5,7.5,0,0,0,7.5,7.5h9a7.5,7.5,0,0,0,7.5-7.5v-9A7.5,7.5,0,0,0,20.51,4ZM21.69,21.54a1.48,1.48,0,0,0-.11-2.11L17,15.33V9.51a1.5,1.5,0,0,0-3,0V16a1.5,1.5,0,0,0,.5,1.12l5.07,4.54a1.46,1.46,0,0,0,1,.38A1.48,1.48,0,0,0,21.69,21.54Z"/></g></svg>
\ No newline at end of file