#question {
    font-size: 35px;
    margin-bottom: 20px;
  }
  #answer {
    font-size: 30px;
    width: 100px;
  }
  #result {
    font-size: 26px;
    margin-top: 20px;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif
  }
  #next {
    font-size: 20px;
    display: none;
    background: aquamarine;
    width: 15%;
    border-radius: 3px;
    font-family: 'Times New Roman', Times, serif;

  }
  body{
    height: 100%;
    margin: 0;
    font-family:'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background-image: url("spongebobb.jpeg");
    background-size: 1500px 650px
}

h1{
  color: olive;
}
@keyframes blink-animation{
  0% {opacity: 1.0;}
  50% {opacity: 0.0;}
  100% {opacity: 1.0;}
}

.blink{
  animation: blink-animation 1s infinite; /*waktu teks berkedip*/
}