body
{
    display:block;
}

.testbox {
    display: flex;
    justify-content: center;
    align-items: center;
    height: inherit;
    padding: 50px;
}
.logo{
  margin-top:50px;
  }
  .logo img{
  max-width:200px;
  height:80px;
  margin:0 auto;
  }
  .book-series h4{
  font-family:verdana,sans-serif;
  font-weight: 600;
  font-size:15px;
  width: 25%;
  text-align: right;
  color: #FFF;
  text-transform:uppercase;
  /*background: #;*/
  padding: 10PX;
  }
    .book-series1 h4{
  font-family:verdana,sans-serif;
  font-weight: 600;
  font-size:15px;
  width: 25%;
  text-align: right;
  color: #FFF;
  text-transform:uppercase;
  background: Green;
  padding: 10PX;
  }
  
.list-group {
    padding-left: 0;
    margin-bottom: 20px;
    margin-top: 2%;
    width: 74%;
    margin-left: 150px;
}
.book-series{
    margin-top: 69px;
    position: relative;
    right: 0;
    width: 100%;
	}
	.book-series h4 {
    font-family: verdana,sans-serif;
    font-weight: 600;
    font-size: 15px;
    width: 40%;
    text-align: center;
    color: #FFF;
    text-transform: uppercase;
    background: #337ab7;
    padding: 10PX;
    margin: 0 auto;
}
.lesson{
    position: relative;
    margin: 0 auto;
    width: 78%;
}

.lesson h4 {
    font-family: verdana,sans-serif;
    font-weight: 600;
    font-size: 15px;
    width: 100%;
    text-align: left;
    color: red;
    text-transform: uppercase;
    padding: 10PX;
}
.class-name h5{
    font-family: verdana,sans-serif;
    font-weight: 600;
    font-size: 25px;
    width: 100%;
    text-align: center;
    color: #000;
    text-transform: uppercase;
    padding: 10PX;
    margin: 0 auto;
}

.list-group-item{
background: #d9edf7;
}
  @media(max-width:500px)
  {
  .logo{
  margin-left: -37%;
}
.list-group-item{
    margin-left: -136px;

	}
	.book-series h4{
	    width: 100%;
		}
		.lesson h4{
		margin-left: -13%;
		}
}