html,
body {
	margin: 0;
  font-family: arial,helvetica;
}

html {
  box-sizing: border-box;
}
*, *:before, *:after {
  box-sizing: inherit;
}

footer,
header {
  color: #fff;
  text-align: center;
  padding: 10px;
}

header {
  background-color:rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid #556270;
}

footer {
   color: #000;
}

a {
  display: inline-block;
  color: inherit;
  text-decoration: none;
  margin: 0px 25px;
  
  -webkit-transition: all 0.2s;
  -o-transition: all 0.2s;
  transition: all 0.2s;
}

a.active,
a:hover {
  color: #C44D58;
}

button {
  width: 50px;
  padding: 8px;
}

.btnGroup {
  position: absolute;
  bottom: 20px;
  right: 20px;
  z-index: 9;
}