.bottom{
  width:100%;
  position: fixed;
  bottom:0;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  margin: 0;
  outline: 0;
}
.button1 {
  
  color: white;
  padding: 8px 16px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 16px;
  margin: 4px 2px;
  -webkit-transition-duration: 0.4s; /* Safari */
  transition-duration: 0.4s;
  cursor: pointer;
  background-color: white;
  color: black;
  border-radius: 25px;
  border: 2px solid #555555;
  outline: 0;
}

.button1:hover {
  background-color: #555555;
  color: white;
  outline: 0;
}