body {
  color: white;
  height: auto;
  
  background-size: 100%;
  background: linear-gradient(90deg, rgba(240,183,83,0.9023984593837535) 0%, rgba(209,207,131,0.6194852941176471) 24%, rgba(255,248,0,1) 100%);;
  height: 10000px;
}


.center {
  position: absolute;
  margin: 0 auto;
  left: 60%;
  top: 40%;
  color: red;
  font-size: larger;


}

.text {
  margin-bottom: 100%;
  padding-bottom: 100%;
  height: 10000px;
  opacity: 0;
  transition: all 2s ease-in;
}

.thm_button {
  color: white;
  background-color: palevioletred;
  font-size: xx-large;
  position: absolute;
  margin: 0 auto;
  left: 80%;
  top: 100%;
  border: 4px solid red;
 
}