.center {
  text-align: center;
  border: 3px solid green;
}
 
.month {
  padding: 5px 2px;
  width: 100%;
  height:50px;
  background: #FE5905;
}
 
.month ul {
  margin: 0;
  padding: 0;
}
 
.month ul li {
  color: white;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 3px;
}
 
.month .prev {
  float: left;
  margin-left:10px;
  padding-top: 10px;
}
 
.month .next {
  float: right;
  margin-right:10px;
  padding-top: 10px;
}
 
.weekdays {
  margin: 0;
  padding: 10px 0;
  background-color: #ddd;
}
 
.weekdays li {
  display: inline-block;
  width: 13.6%;
  color: #666;
  text-align: center;
}
 
.days {
  padding: 10px 0;
  background: #eee;
  margin: 0;
}
 
.days li {
  list-style-type: none;
  display: inline-block;
  width: 13.6%;
  text-align: center;
  margin-bottom: 5px;
  font-size:12px;
  color: #777;
}
 
.days li active {
  padding: 5px;
  background: #FE5905;
  color: white !important;
}