body { 
    font-family: Arial, sans-serif; 
    max-width: 600px; 
    margin: 50px auto; 
    padding: 20px; 
    background-image: url('/static/images/Clouds.jpg');
    background-repeat: repeat; 
}

.container {
    position: relative;
}

.container img {
    width: 100%;
    height: auto;
    display: block;
}

.overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding-top: 20%;
}

.content { 
    padding: 15px; 
    width: 70%;
    margin: 0 auto;
}

.file_link {
    border: 1px solid #ddd; 
    padding: 30px; 
    border-radius: 5px; 
    box-shadow: 0 2px 4px rgba(0,0,0,0.1); 
    font-size: 150%;
    margin-top: 15px;
    margin-bottom: 15px;
    background-color: white;
}

h1 { 
    color: #333; 
    text-align: center; 
}

input[type="file"] { 
    display: block; 
    margin: 20px auto; 
    padding: 10px; 
    border: 1px solid #ccc; 
    border-radius: 4px; 
    width: 100%; 
    max-width: 400px; 
    background-color: white;
}

.buttonbar {
    margin-top: 30px;
    display: flex;
    justify-content: center;
}

button { 
    background-color: #4CAF50; 
    color: white; 
    padding: 12px 20px; 
    border: none; 
    border-radius: 4px; 
    cursor: pointer; 
    font-size: 16px; 
    max-width: 400px; 
}

button:hover { 
    background-color: #45a049; 
}

.toast {
  visibility: hidden;
  min-width: 250px;
  background-color: #333;
  color: #fff;
  text-align: center;
  border-radius: 4px;
  padding: 14px;
  position: fixed;
  z-index: 1000;
  left: 50%;
  bottom: 30px;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.3s, visibility 0.3s;
}

.toast.show {
  visibility: visible;
  opacity: 1;
}