#buttons1-container{
  
  margin-top: 1rem;
 
}

#buttons1-container .button1{
  color:white;
  text-align: center;
  background: null;
}
#buttons1-container #b4{
  color: black;
  text-align: center;
  background: null;
}
#buttons2-container .btn-containr{
  width:20%;
  padding-top: 2rem;
  float: right;
}
#buttons2-container .button2{
   background: transparent;
  color: white;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 1rem;
  
   border: solid;
   border-color: white;
   border-radius: 50%;
  margin-right: 20%;
  margin-left: 20%;
 
   width:3rem;
   height: 3rem;
}