style.css

body { 
    height: 100%; padding: 0; font-family: Arial, Helvetica, sans-serif;
    margin: 2em 10em 0em 5em; 
    border: 1px solid #eee;
}
h1, h2, h3, h4, h5, h6 {border-bottom: 1px solid #eee; padding-bottom: 0.3em }
a, a:hover, a:visited { color: #4183c4 }
#wrapper { min-height:100%; position: relative }
#content { padding-top: 0px; padding-left: 10px; padding-bottom: 100px }
#footer { position: absolute; bottom: 10; left: 0; height: 80px; padding: 10px}
.alert { border: 3px solid red; padding: .15em .5em; border-radius: 1em; margin: .5em}
.highlight-field { border: 1px solid red; }
.required::after { content: "*"; color: red}

/* button code generated at: http://css3buttongenerator.com/ */
.button {
  background: #3498db;
  background-image: -webkit-linear-gradient(top, #3498db, #2980b9);
  background-image: -moz-linear-gradient(top, #3498db, #2980b9);
  background-image: -ms-linear-gradient(top, #3498db, #2980b9);
  background-image: -o-linear-gradient(top, #3498db, #2980b9);
  background-image: linear-gradient(to bottom, #3498db, #2980b9);
  -webkit-border-radius: 28;
  -moz-border-radius: 28;
  border-radius: 28px;
  font-family: Arial;
  color: #ffffff !important;
  font-size: 14px;
  padding: 5px 10px 5px 10px;
  text-decoration: none;
}

.button:hover {
  background: #3cb0fd;
  background-image: -webkit-linear-gradient(top, #3cb0fd, #3498db);
  background-image: -moz-linear-gradient(top, #3cb0fd, #3498db);
  background-image: -ms-linear-gradient(top, #3cb0fd, #3498db);
  background-image: -o-linear-gradient(top, #3cb0fd, #3498db);
  background-image: linear-gradient(to bottom, #3cb0fd, #3498db);
  text-decoration: none;
}