.header{
    text-align: center;
    font-weight: bolder;
    font-size: 36px
  }
.topicSelector{
    text-align: center;
    padding-top: 5px;
    font-size: 18px;
    font-family: Arial
  }
.topicCon{
    border: 2px dotted black;
    margin-left: 5%;
    margin-right: 5%;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 20px
  }
.image{
    text-align: center;
  }
.link{
    padding: 5px;
    border: 1px solid black;
    border-radius: 5px;
    font-weight: bolder;
    text-decoration: none;
    color: blue
  } 
.linkCon{
    margin-bottom: 13px;
    margin-top: 13px;
    
  }
.price{
    text-decoration: line-through;
    color: red;
    font-size: 17px
  }
.new{
    font-weight: bolder;
    color: rgb(12, 200, 150);
  }
.grade10{
    background-image: linear-gradient(white, rgb(0, 128, 255), white); 
    color: whitesmoke; 
    padding-top: 30px; 
    padding-bottom: 30px;
  }
.grade11{
    background-image: linear-gradient(white, rgb(32, 170, 73), white); 
    color: whitesmoke; 
    padding-top: 30px; 
    padding-bottom: 30px;
  }
.grade12{
    background-image: linear-gradient(white, rgb(100, 100, 100), white); 
    color: whitesmoke; 
    padding-top: 30px; 
    padding-bottom: 30px;
  }

  .h1 {
    text-align: center; 
    text-decoration: underline; 
    font-family: tahoma; 
    text-decoration-color: gold;
    font-weight: bolder;
}

.quote { 
    text-align: center; 
    font-size: 16px;
}

.subTitle {
    text-align: center;
    font-size: 20px;
    margin-top: 15px; 
    color: rgb(40, 150, 200);
    font-weight: bold;
}

.a {
    margin-left: 1px;
    margin-right: 1px;
}

.img {
    margin-top: 10px; 
    margin-bottom: 10px;
    border-radius: 5px;
}

.products {
    text-align: center;
}