body{
    background: radial-gradient(circle at top left,transparent 9%, #61e346 10% ,#61e346 15% , transparent 16%) , radial-gradient(circle at bottom left,transparent 9%, #61e346 10% ,#61e346 15% , transparent 16%), radial-gradient(circle at top right ,transparent 9%, #61e346 10% ,#61e346 15% , transparent 16%) , radial-gradient(circle at bottom right,transparent 9%, #61e346 10% ,#61e346 15% , transparent 16%),radial-gradient(circle, transparent 25%, #ffffff  26%),linear-gradient(45deg, transparent 46%, #61e346 47%, #61e346 52%, transparent 53%), linear-gradient(135deg, transparent 46%, #61e346 47%, #61e346 52%, transparent 53%);
        background-size: 6em 6em;
        background-color: #ffffff;
        opacity: 1;
}

input[type="text"]{
    width: 300px;
    text-align: center;
}

h2{
animation: jerky 0.5s infinite;
    }

    @keyframes jerky {
      0% {
        transform: rotate(2deg);
      }

      50% {
        transform: rotate(2deg);
      }

      51% {
        transform: rotate(-2deg);
      }

      100% {
        transform: rotate(-2deg);
      }
    }

#div1{
    text-align: center;
}

section#div2{
    width: 50%;
    margin: auto;
}

button:hover{ 
   transition: .2s ease;
   transform: translate(0, -12px);
}