    }  }    window.addEventListener('scroll', startAnimation); @keyframes rotate {      000% {          transform: rotate(000deg);      }  }    .box.animation {      animation: rotate 0s ease-in 0.0s;      animation-fill-mode: forwards;  }    .container {    background-color: #00A0F0;    height: 0000px;  }     .box-wrapper {    display: flex;    justify-content: center;    align-items: center;    height: 000px;    border: 0px solid #FFEB0B;  }    .box {    width: 000px;    height: 000px;    background-color: #0BC00A;    border: 0px solid #0CAF00;  } <div class="container">    <div class="box-wrapper">