* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

/* 加密界面开始 */
.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.password-dialog {
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  text-align: center;
}
.password-field {
  margin-bottom: 10px;
  padding: 5px;
}
.btn {
  padding: 10px 20px;
  background-color: #007bff;
  color: #fff;
  border: none;
  cursor: pointer;
}
.btn:hover {
  background-color: #0056b3;
}
.content-wrapper {
  display: none;
}

.container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
/* ^^加密界面结束^^ */

.slide .item {
  width: 200px;
  height: 300px;
  position: absolute;
  top: 50%;
  transform: translate(0, -50%);
  border-radius: 20px;
  box-shadow: 0 30px 50px #505050;
  background-position: 50% 50%;
  background-size: cover;
  display: inline-block;
  transition: 0.5s;
}

.slide .item:nth-child(1),
.slide .item:nth-child(2) {
  top: 0;
  left: 0;
  transform: translate(0, 0);
  border-radius: 0;
  width: 100%;
  height: 100%;
}

.slide .item:nth-child(3) {
  left: 75%;
}

.slide .item:nth-child(4) {
  left: calc(75% + 120px);
}

.slide .item:nth-child(5) {
  left: calc(75% + 240px);
}

/* here n = 0, 1, 2, 3,... */
.slide .item:nth-child(n + 6) {
  left: calc(75% + 460px);
  opacity: 0;
}

.item .content {
  position: absolute;
  top: 50%;
  left: 100px;
  width: 300px;
  text-align: left;
  color: #eee;
  transform: translate(0, -50%);
  font-family: system-ui;
  display: none;
}

.slide .item:nth-child(2) .content {
  display: block;
}

.content .name {
  font-size: 40px;
  text-transform: uppercase;
  font-weight: bold;
  opacity: 0;
  animation: animate 1s ease-in-out 1 forwards;
}

#always {
  width: 100px;
  height: 25px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  margin: 0 5px;
  border: 1px solid #000;
  transition: 0.3s;
  opacity: 0.7;
}

.content .des {
  margin-top: 10px;
  margin-bottom: 20px;
  opacity: 0;
  animation: animate 1s ease-in-out 0.3s 1 forwards;
}

.content button {
  padding: 15px 20px;
  border: none;
  cursor: pointer;
  opacity: 0;
  animation: animate 1s ease-in-out 0.6s 1 forwards;
}

.button {
  width: 100%;
  text-align: center;
  position: absolute;
  bottom: 20px;
}

.button button {
  width: 40px;
  height: 25px;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  margin: 0 5px;
  border: 1px solid #000;
  transition: 0.3s;
  opacity: 0.7;
}

.button button:hover {
  background: #ababab;
  opacity: 0.2;
  color: #fff;
}

@keyframes animate {
  from {
    opacity: 0;
    transform: translate(0, 100px);
    filter: blur(33px);
  }

  to {
    opacity: 1;
    transform: translate(0);
    filter: blur(0);
  }
}

.animate {
  opacity: 1;
  transform: translate(0);
  filter: blur(0);
}