body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: -webkit-linear-gradient(left,rgba(89,114,192,0.8),rgba(89,114,192,0.6));
    background: -o-linear-gradient(right,rgba(89,114,192,0.8),rgba(89,114,192,0.6));
    background: -moz-linear-gradient(right,rgba(89,114,192,0.8),rgba(89,114,192,0.6));
    background: linear-gradient(to right, rgba(89,114,192,0.8), rgba(89,114,192,0.6));
    background-size: 400% 400%;
    animation: gradientBG 5s ease infinite;
    overflow-y: hidden;
    overflow-x: hidden;
    scroll-behavior: smooth;
    overscroll-behavior: contain;
    }
    @keyframes gradientBG {
    0% {
    background-position: 0% 50%;
    }
    50% {
    background-position: 100% 50%;
    }
    100% {
    background-position: 0% 50%;
    }
}

/* 样式页面内容 */
.main{
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  height: 100%;
  width: 100%;
  border-radius: 10px;
  border-color: rgba(0, 0, 0, 0.63);
  border-width: 3px;
  margin: auto;
  background: rgba(0, 0, 0, .1);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  z-index: 0;
}

/* 侧边栏 */
.sidebar a {
  user-select: none;
  font-family: "Comic Sans MS", cursive, sans-serif; 
  font-size: 100px;
  text-decoration: none;
  color: white;
  font-weight: bold;
  transition: color 0.3s ease;
  position: absolute; 
  left: -80px; /* 将它们放在屏幕之外 */
  transition: 0.3s; /* 在悬停时添加过渡 */
  padding: 15px; /* 15px 内边距 */
  width: 100px; /* 设置特定宽度 */
  text-decoration: none; /* 删除下划线 */
  font-size: 20px; /* 增加字体大小 */
  color: rgba(255, 255, 255, 0); /* 白色文本颜色 */
  border-radius: 0 5px 5px 0; /* 右上角和右下角的圆角 */
  z-index: 1;
  text-align: left;
}


.sidebar a:hover {
  text-align: center;
  left: 0; 
  color: white;
}

#return {
  top:40px;
  background-color: #4c6aaf;
}

.content{
  position: absolute;
  width: 80%;
  height: 80%;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 10px;
  border-color: rgb(202, 201, 201);
  border-width: 2px;
  text-align: center;
}

#content-1{
  margin: auto;
  transition: color 0.3s ease;
  transition: 0.5s;
  background-color: #ffffff76;
}

.p1{
  position: absolute;
  left: 80px;
  user-select: none;
  font-size: 20px;
  font-family: 'Courier New', Courier, monospace;
  margin-top: 5px;
  margin-left: 40;
}

#content-1 select{
  height: 34px;
  width: 102px;
  position: absolute;
  background-color: #007aff;
  font-size: 20px;
  font-family: 'Courier New', Courier, monospace;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 5px;
  border-color: rgb(202, 201, 201);
  border-width: 1px;
  color: white;
  top: 0;
  left: 10px;
  text-align: center;
  margin-right: 10px;
}

#plot{
  font-family: 'Courier New', Courier, monospace;
  font-size: 16px;
  height: 34px;
  width: 60px;
  background-color: #007aff;
  color: white;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 5px;
  border-color: rgb(202, 201, 201);
  border-width: 2px;
  position: absolute;
  right: 30px;
}

.open {
  position: absolute;
  display: flex;
  justify-content: center;
  margin-left: 10px;
  align-items: center;
  height: 34px;
  width: 60px;
  top: 0;
  left: 200px;
  transition: background-color 0.5s ease;
  font-size: 16px;
}

.switch {
  position: relative;
  width: 3.75rem; /* 60px / 16px = 3.75rem */
  height: 2.125rem; /* 34px / 16px = 2.125rem */
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  margin: auto;
  background-color: #636366;
  transition: .4s;
  border-radius: 2.125rem; /* 34px / 16px = 2.125rem */
}
.slider:before {
  position: absolute;
  content: "";
  height: 1.625rem; /* 26px / 16px = 1.625rem */
  width: 1.625rem; /* 26px / 16px = 1.625rem */
  left: 0.25rem; /* 4px / 16px = 0.25rem */
  bottom: 0.25rem; /* 4px / 16px = 0.25rem */
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
input:checked + .slider {
  background-color: #007aff;
}
input:checked + .slider:before {
  -webkit-transform: translateX(26px);
  -ms-transform: translateX(26px);
  transform: translateX(26px);
}

.choose{
  position: absolute;
  height: 10%;
  width: 100%;
  left: 0;
  right: 0;
  top: 10px;
  margin: auto;
}

#content-2{
  position: absolute;
  background-color: #ffffff;
  display: none;
  left: 0;
  top: 0;
  height: 80%;
  width: min-content;
}

#content-2 canvas{
  position: relative;
  top: 5%;
  height: 90%;

}

/* 数据配置区域 */

.data{
  position: absolute;
  width: 65%;
  height: 65%;
  margin: auto;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background-color: #4c6aaf;
  transition: color 0.3s ease;
  transition: 0.5s;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 10px;
  border-color: rgb(202, 201, 201);
  border-width: 2px;
  text-align: center;
  font-family: 'Courier New', Courier, monospace;
}

li{
  list-style-type: none;
  margin: 50px;
}


.data input{
  font-family: 'Courier New', Courier, monospace;
  font-size: 16px;
  height:30px;
  text-align: center;
  margin-left: 20px;
  background-color: rgba(0, 0, 0, 0.647);
  color: white;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 7px;
  border-color: rgb(202, 201, 201);
  border-width: 2px;
}

.data-content{
  font-family: 'Courier New', Courier, monospace;
  font-size: 16px;
  height: 30%;
  width: 80%;
  margin: auto;
  background-color: rgba(0, 0, 0, 0.493);
  color: white;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: 10px;
  border-color: rgb(202, 201, 201);
  border-width: 2px;
}

#content-2header{
  position: absolute;
  top: 0;
  z-index: 10;
  width: 100%;
  height: 26px;
  background-color: #5aa5f6;
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
  cursor: move;
}

#closem{
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  width: 40px;
  font-size: 20px;
  color: white;
  background-color: #5aa5f6;
  text-align: center;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-top-right-radius: 5px;
  border-color: rgb(202, 201, 201);
  border-width: 2px;
  border: #d3e6fb66;
}

#download{
  position: absolute;
  right: 40px;
  top: 0;
  height: 100%;
  width: 40px;
  font-size: 20px;
  color: white;
  background-color: #5aa5f6;
  text-align: center;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border: #d3e6fb66;
}

#content-2header button:hover{
  background-color: rgba(255, 77, 0, 0.726);
}