diff --git a/static/css/custom.css b/static/css/custom.css
index 8b4a0d5..c74cfcb 100644
--- a/static/css/custom.css
+++ b/static/css/custom.css
@@ -1,35 +1,36 @@
 .button,
 button,
-input[type='button'],
-input[type='reset'],
-input[type='submit'] {
+input[type="button"],
+input[type="reset"],
+input[type="submit"] {
   background-color: #4d87ca;
   border: 0.1rem solid #4d87ca;
-  border-radius: .4rem;
+  border-radius: 0.4rem;
   color: #fff;
   cursor: pointer;
   display: inline-block;
   font-size: 1.1rem;
   font-weight: 700;
   height: 3.8rem;
-  letter-spacing: .1rem;
+  letter-spacing: 0.1rem;
   line-height: 3.8rem;
-  padding: 0 3.0rem;
+  padding: 0 3rem;
   text-align: center;
   text-decoration: none;
   text-transform: uppercase;
   white-space: nowrap;
 }
 
-.button:focus, .button:hover,
+.button:focus,
+.button:hover,
 button:focus,
 button:hover,
-input[type='button']:focus,
-input[type='button']:hover,
-input[type='reset']:focus,
-input[type='reset']:hover,
-input[type='submit']:focus,
-input[type='submit']:hover {
+input[type="button"]:focus,
+input[type="button"]:hover,
+input[type="reset"]:focus,
+input[type="reset"]:hover,
+input[type="submit"]:focus,
+input[type="submit"]:hover {
   background-color: #606c76;
   border-color: #606c76;
   color: #fff;
@@ -38,140 +39,145 @@ input[type='submit']:hover {
 
 .button[disabled],
 button[disabled],
-input[type='button'][disabled],
-input[type='reset'][disabled],
-input[type='submit'][disabled] {
+input[type="button"][disabled],
+input[type="reset"][disabled],
+input[type="submit"][disabled] {
   cursor: default;
-  opacity: .5;
+  opacity: 0.5;
 }
 
-.button[disabled]:focus, .button[disabled]:hover,
+.button[disabled]:focus,
+.button[disabled]:hover,
 button[disabled]:focus,
 button[disabled]:hover,
-input[type='button'][disabled]:focus,
-input[type='button'][disabled]:hover,
-input[type='reset'][disabled]:focus,
-input[type='reset'][disabled]:hover,
-input[type='submit'][disabled]:focus,
-input[type='submit'][disabled]:hover {
+input[type="button"][disabled]:focus,
+input[type="button"][disabled]:hover,
+input[type="reset"][disabled]:focus,
+input[type="reset"][disabled]:hover,
+input[type="submit"][disabled]:focus,
+input[type="submit"][disabled]:hover {
   background-color: #4d87ca;
   border-color: #4d87ca;
 }
 
 .button.button-outline,
 button.button-outline,
-input[type='button'].button-outline,
-input[type='reset'].button-outline,
-input[type='submit'].button-outline {
+input[type="button"].button-outline,
+input[type="reset"].button-outline,
+input[type="submit"].button-outline {
   background-color: transparent;
   color: #4d87ca;
 }
 
-.button.button-outline:focus, .button.button-outline:hover,
+.button.button-outline:focus,
+.button.button-outline:hover,
 button.button-outline:focus,
 button.button-outline:hover,
-input[type='button'].button-outline:focus,
-input[type='button'].button-outline:hover,
-input[type='reset'].button-outline:focus,
-input[type='reset'].button-outline:hover,
-input[type='submit'].button-outline:focus,
-input[type='submit'].button-outline:hover {
+input[type="button"].button-outline:focus,
+input[type="button"].button-outline:hover,
+input[type="reset"].button-outline:focus,
+input[type="reset"].button-outline:hover,
+input[type="submit"].button-outline:focus,
+input[type="submit"].button-outline:hover {
   background-color: transparent;
   border-color: #606c76;
   color: #606c76;
 }
 
-.button.button-outline[disabled]:focus, .button.button-outline[disabled]:hover,
+.button.button-outline[disabled]:focus,
+.button.button-outline[disabled]:hover,
 button.button-outline[disabled]:focus,
 button.button-outline[disabled]:hover,
-input[type='button'].button-outline[disabled]:focus,
-input[type='button'].button-outline[disabled]:hover,
-input[type='reset'].button-outline[disabled]:focus,
-input[type='reset'].button-outline[disabled]:hover,
-input[type='submit'].button-outline[disabled]:focus,
-input[type='submit'].button-outline[disabled]:hover {
+input[type="button"].button-outline[disabled]:focus,
+input[type="button"].button-outline[disabled]:hover,
+input[type="reset"].button-outline[disabled]:focus,
+input[type="reset"].button-outline[disabled]:hover,
+input[type="submit"].button-outline[disabled]:focus,
+input[type="submit"].button-outline[disabled]:hover {
   border-color: inherit;
   color: #4d87ca;
 }
 
 .button.button-clear,
 button.button-clear,
-input[type='button'].button-clear,
-input[type='reset'].button-clear,
-input[type='submit'].button-clear {
+input[type="button"].button-clear,
+input[type="reset"].button-clear,
+input[type="submit"].button-clear {
   background-color: transparent;
   border-color: transparent;
   color: #4d87ca;
 }
 
-.button.button-clear:focus, .button.button-clear:hover,
+.button.button-clear:focus,
+.button.button-clear:hover,
 button.button-clear:focus,
 button.button-clear:hover,
-input[type='button'].button-clear:focus,
-input[type='button'].button-clear:hover,
-input[type='reset'].button-clear:focus,
-input[type='reset'].button-clear:hover,
-input[type='submit'].button-clear:focus,
-input[type='submit'].button-clear:hover {
+input[type="button"].button-clear:focus,
+input[type="button"].button-clear:hover,
+input[type="reset"].button-clear:focus,
+input[type="reset"].button-clear:hover,
+input[type="submit"].button-clear:focus,
+input[type="submit"].button-clear:hover {
   background-color: transparent;
   border-color: transparent;
   color: #606c76;
 }
 
-.button.button-clear[disabled]:focus, .button.button-clear[disabled]:hover,
+.button.button-clear[disabled]:focus,
+.button.button-clear[disabled]:hover,
 button.button-clear[disabled]:focus,
 button.button-clear[disabled]:hover,
-input[type='button'].button-clear[disabled]:focus,
-input[type='button'].button-clear[disabled]:hover,
-input[type='reset'].button-clear[disabled]:focus,
-input[type='reset'].button-clear[disabled]:hover,
-input[type='submit'].button-clear[disabled]:focus,
-input[type='submit'].button-clear[disabled]:hover {
+input[type="button"].button-clear[disabled]:focus,
+input[type="button"].button-clear[disabled]:hover,
+input[type="reset"].button-clear[disabled]:focus,
+input[type="reset"].button-clear[disabled]:hover,
+input[type="submit"].button-clear[disabled]:focus,
+input[type="submit"].button-clear[disabled]:hover {
   color: #4d87ca;
 }
 
-input[type='email'],
-input[type='number'],
-input[type='password'],
-input[type='search'],
-input[type='tel'],
-input[type='text'],
-input[type='url'],
-input[type='color'],
-input[type='date'],
-input[type='month'],
-input[type='week'],
-input[type='datetime'],
-input[type='datetime-local'],
+input[type="email"],
+input[type="number"],
+input[type="password"],
+input[type="search"],
+input[type="tel"],
+input[type="text"],
+input[type="url"],
+input[type="color"],
+input[type="date"],
+input[type="month"],
+input[type="week"],
+input[type="datetime"],
+input[type="datetime-local"],
 input:not([type]),
 textarea,
 select {
   -webkit-appearance: none;
-     -moz-appearance: none;
-          appearance: none;
+  -moz-appearance: none;
+  appearance: none;
   background-color: transparent;
   border: 0.1rem solid #d1d1d1;
-  border-radius: .4rem;
+  border-radius: 0.4rem;
   box-shadow: none;
   box-sizing: inherit;
   height: 3.8rem;
-  padding: .6rem 1.0rem;
+  padding: 0.6rem 1rem;
   width: 100%;
 }
 
-input[type='email']:focus,
-input[type='number']:focus,
-input[type='password']:focus,
-input[type='search']:focus,
-input[type='tel']:focus,
-input[type='text']:focus,
-input[type='url']:focus,
-input[type='color']:focus,
-input[type='date']:focus,
-input[type='month']:focus,
-input[type='week']:focus,
-input[type='datetime']:focus,
-input[type='datetime-local']:focus,
+input[type="email"]:focus,
+input[type="number"]:focus,
+input[type="password"]:focus,
+input[type="search"]:focus,
+input[type="tel"]:focus,
+input[type="text"]:focus,
+input[type="url"]:focus,
+input[type="color"]:focus,
+input[type="date"]:focus,
+input[type="month"]:focus,
+input[type="week"]:focus,
+input[type="datetime"]:focus,
+input[type="datetime-local"]:focus,
 input:not([type]):focus,
 textarea:focus,
 select:focus {
@@ -180,8 +186,9 @@ select:focus {
 }
 
 select {
-  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" height="14" viewBox="0 0 29 14" width="29"><path fill="%23d1d1d1" d="M9.37727 3.625l5.08154 6.93523L19.54036 3.625"/></svg>') center right no-repeat;
-  padding-right: 3.0rem;
+  background: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" height="14" viewBox="0 0 29 14" width="29"><path fill="%23d1d1d1" d="M9.37727 3.625l5.08154 6.93523L19.54036 3.625"/></svg>')
+    center right no-repeat;
+  padding-right: 3rem;
 }
 
 select:focus {
@@ -197,7 +204,7 @@ legend {
   display: block;
   font-size: 1.6rem;
   font-weight: 700;
-  margin-bottom: .5rem;
+  margin-bottom: 0.5rem;
 }
 
 fieldset {
@@ -205,13 +212,13 @@ fieldset {
   padding: 0;
 }
 
-input[type='checkbox'],
-input[type='radio'] {
+input[type="checkbox"],
+input[type="radio"] {
   display: inline;
 }
 
 .label-inline {
   display: inline-block;
   font-weight: normal;
-  margin-left: .5rem;
+  margin-left: 0.5rem;
 }