body {
    font-family: Arial, sans-serif;
    background-color: #f7f7f7;
    margin: 0;
    padding: 0;
  }
  .upload-container {
    width: 80%;
    max-width: 600px;
    background-color: rgba(255, 255, 255, 0.6); 
    margin: 50px auto;
    padding: 20px;
    border: 2px dashed #007bff;
    border-radius: 5px;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0,0,0,0.4);
    transition: background-color 0.3s;
  }
  .upload-container.highlight {
    background-color: #f0f8ff;
  }
  .button {
    display: inline-block;
    padding: 10px 20px;
    margin: 10px;
    font-size: 16px;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 5px;
    transition: background-color 0.3s;
  }
  .button:hover {
    background-color: #0056b3;
  }
  .file-list {
    margin-top: 20px;
  }
  .file-list-item {
    margin-bottom: 10px;
    padding: 10px;
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    border-radius: 5px;
  }
  .progress-bar {
    height: 5px;
    background-color: #007bff;
    border-radius: 5px;
    margin-top: 10px;
    width: 0%;
    transition: width 0.4s ease;
  }
  .status-message {
    color: green;
    white-space: pre-wrap;
    margin-top: 50px;
  }
  .container-message {
    width: 80%;
    max-width: 600px;
    margin: 50px auto;
    background-color: rgba(240, 240, 240, 0.6); 
    padding: 2% 5%;
    border-radius: 10px
}
  .container-message h2{
    line-height: 0.3;
}
.form-group {
  margin-bottom: 15px;
}

.form-control {
  width: 100%;
  padding: 10px;
  margin-top: 5px;
  margin-bottom: 20px;
  border: 1px solid #ddd;
  border-radius: 5px;
  background-color: white;
  box-sizing: border-box; /* Add this to include padding in the element's total width and height */
}

.form-control:focus {
  outline: none;
  border-color: #007bff;
  box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

/* Style adjustments for multiple select */
.form-control[multiple] {
  height: auto; /* Adjust height to content */
  overflow-y: auto; /* Add scrollbar if necessary */
}

.size-input {
  display: inline-block;
  width: 60%; /* Subtract 10px to account for the margin between the inputs */
  height: 40px; /* 设置一个固定的高度 */
  font-size: 16px; /* 设置字体大小 */
  margin-top: 5px;
  margin-bottom: 20px;
  padding: 10px; /* 根据需要调整内边距以使文本垂直居中 */
  border: 1px solid #ddd;
  border-radius: 5px;
  background-color: white;
  box-sizing: border-box; /* Add this to include padding in the element's total width and height */
}
.size-select {
  display: inline-block;
  width: 30%; /* Subtract 10px to account for the margin between the inputs */
  height: 40px; /* 设置一个固定的高度 */
  font-size: 16px; /* 设置字体大小 */
  margin-top: 5px;
  margin-bottom: 20px;
  padding: 10px; /* 根据需要调整内边距以使文本垂直居中 */
  border: 1px solid #ddd;
  border-radius: 5px;
  background-color: white;
  box-sizing: border-box; /* Add this to include padding in the element's total width and height */
}

.extension-box {
  display: inline-block;
  margin-right: 10px;
  margin-bottom: 10px;
  padding: 5px;
  border: 1px solid #ccc;
  cursor: pointer;
}

.extension-box input[type="checkbox"] {
  display: none; /* Hide the default checkbox */
}

/* Style for checked state */
.extension-box.checked {
  background-color: #e9ecef;
  border-color: #adb5bd;
}


.extension-box {
  display: inline-block;
  margin-right: 10px;
  margin-bottom: 10px;
  padding: 5px;
  border: 1px solid #ccc;
  cursor: pointer;
}

.extension-box.checked {
  background-color: #007bff; /* 更深的颜色 */
  border-color: #0056b3; /* 边框颜色也可以相应调整 */
  color: white; /* 文字颜色改为白色以便在深色背景上更清晰 */
}