:root {
  --display-simple-time: "";
  --display-formatted-time: "";
  --display-demos: "table-row";
}

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f9f9f9;
}

h1 {
  text-align: center;
}

/* ... 其他样式 */
#toast {
  visibility: visible;
  min-width: 250px;
  margin-left: -125px;
  background-color: #333;
  color: #fff;
  text-align: center;
  border-radius: 2px;
  padding: 16px;
  position: fixed;
  z-index: 1;
  left: 50%;
  bottom: 30px;
  font-size: 17px;
  opacity: 0;
  transition: opacity 0.2s;
}
#toast.show {
  visibility: visible;
  opacity: 1;
}


#button-container {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
}
#button-container label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-right: 10px;
}

#drop-zone {
/*  display: flex;*/
  align-items: center;
  border: 2px dashed #ccc;
  border-radius: 10px;
  padding: 0 20px;
/*  text-align: center;*/
  margin: 20px auto;
  width: 80%;
  background-color: #fff;
  transition: background-color 0.3s;
}

#description {
  border: 2px dashed #ccc;
  border-radius: 10px;
  padding: 20px;
  margin: 20px auto;
  width: 80%;
  background-color: #f9f9f9;
}
#description p{
  line-height: 1.5;
  margin-bottom: 0px;;
  margin-top: 0px;
}
#description ul{
  margin-top: 0px;
  margin-bottom: 0px;
}
#description ul li{
  margin-top: 0px;
  line-height: 1.5;
}

#drop-zone.dragover {
  background-color: #e0f7fa;
}

#table-container{
  width: 80%;
  margin: 20px auto;
  overflow-x: auto;
  font-size: 80%;
}

#file-table {
  border-collapse: collapse;
}

.demo-row{
  background-color: #f0f0f0;
  display: var(--display-demos);
}

.simple-time{
  display: var(--display-simple-time);
}
.formatted-time{
  display: var(--display-formatted-time);
}

#file-table th, #file-table td {
  border: 1px solid #ccc;
  padding: 8px;
  text-align: left;
  white-space: pre-wrap;
}

#file-table th {
  background-color: #ddd;
}