footer {
  min-height: 40px;
  background-color: #ffffff;
  color: #3F7796;
  position: fixed;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

header {
  height: 40px;
}

main {
  background-color: #4e90b4;
  height: calc(100vh - 80px);
  display: flex;
  justify-content: center;
  padding: 12px;
  overflow: auto;
  box-sizing: border-box;

}




input[type="file"] {
  display: none;
  border: none;
}

.error-message {
  display: none;
  color: red;
}

.big-box {
  padding: 4px 8px;
  background-color: #ffffff;
  width: 80%;
  border-radius: 4px;
}

.header-box {
  display: flex;
  align-items: center;
  background-color: white;
  padding: 4px 8px;
  font-size: 24px;
  font-weight: 600;
  height: 100%;
  box-sizing: border-box;
  color: #3F7796;

}

.header-box img {
  width: 40px;
  height: 40px;
}

.file-label {
  font-size: 16px;
  margin-bottom: 8px;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 40px;
  color: #555;
  border: 1px solid rgba(51, 95, 113, 1);
  border-radius: 4px;
  cursor: pointer;
}

.block {
  padding: 12px;
}

.translate-file-input {
  width: 100%;
  height: 40px;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ddd;
  border-radius: 4px;
  background-color: #fafafa;
}

.translate-submit-button {
  background-color: rgba(51, 95, 113, 1);
  color: white;
  border: none;
  padding: 10px 20px;
  width: 100%;
  border-radius: 4px;
  cursor: pointer;
  font-size: 16px;
  transition: background-color 0.3s;
}

.translate-submit-button:hover {
  background-color: #4e90b4;
}

.translate-submit-button:focus {
  outline: none;
}

.translate-error {
  color: red;
  font-size: 14px;
  margin-top: 10px;
}