body {font-family:sans-serif; font-size:1em;}
p {font-size:1.2em; margin-top:15px; margin-left:10px; margin-right:10px;}
div {font-size:1em; margin-top:10px; margin-left:10px; margin-right:10px;}
input#submit_button{
      -webkit-appearance: none;
      width: 253px;
      height: 55px;
      font-size: 0.8em;
      background-color: #888;
      color: #fff;
      border-style: none;
      text-align: center;
      margin-left:10px;
	}
  .photo {
    display: inline-block;
    overflow: hidden;
    position: relative;
    text-align: center;
    border: 1px solid #999;
    background-color: #fff;
    color: #999;
    margin-left:10px;
    font-size: 0.8em;
    padding-top: 17px;
    height: 40px;
    width: 250px;
    border-radius: 3px;
  }

  .photo input[type="file"] {
    opacity: 0;
    filter: progid:DXImageTransform.Microsoft.Alpha(opacity=0);
    position: absolute;
    right: 0;
    top: 0;
    margin: 0;
    font-size: 100px;
    cursor: pointer;
  }

  .archiveimg {
  width: 250px;
  height: 250px;
  object-fit: cover; /* この一行を追加するだけ！ */
  }

  .same-width-list {
  width: 235px;
  }

  .same-width-list2 {
  width: 170px;
  }

  .class1 {
  position: relative;
  margin: 50px;
  width: 900px;
  height: 900px;
  background-image:url("background.jpg");
}

.class2 {
  position: absolute;
  top: 440px;
  left: 30px;
  width: 80px;
  height: 80px;
  object-fit: cover; /* この一行を追加するだけ！ */
  border-radius: 50%;
}

.class3 {
  position: absolute;
  top: 450px;
  left: 30px;
  width: 50px;
  height: 50px;
  object-fit: cover; /* この一行を追加するだけ！ */
  border-radius: 50%;
  animation: SlideIn 1.6s;
}

.class4 {
position: relative;
width: 400px;
}

.class5 {
position: relative;
margin-left: 50px;
}

@keyframes SlideIn {
  0% {
    opacity: 0;/*初期状態では透明に*/
    transform: translateX(64px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}