* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Arial', sans-serif;
  /* background-color: #eaddbc; */
  background-image: url('https://media.istockphoto.com/id/1398323376/vector/rainbow-colors-gradient-defocused-blurred-motion-abstract-background-vector.jpg?s=612x612&w=0&k=20&c=CTp_f8JNejW3r9e-TQZwf-DEi2ulTJM0W_GDJz1FBAg=');
  background-size: cover;
  background-repeat: no-repeat;
  height: 100vh;
  color: #333;
}

.container {
  max-width: 600px;
  margin: 50px auto;
  background-color: whitesmoke;
  padding: 20px;
  border-radius: 25px;
  box-shadow: 0 4px 10px rgba(5, 17, 28, 0.5);
}

h1 {
  text-align: center;
  margin-bottom: 20px;
  color: #333;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  font-weight: bold;
  margin-bottom: 5px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 20px;
}

#duration, #type , #caloriesBurned{
  background-color: #f3ebeb;
  border: 2px solid #ccc;
  font-size: 20px;
}

.submit-btn {
  display: block;
  width: 100%;
  padding: 10px;
  background-color: #28a745;
  color: #fff;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  margin-top: 10px;
}

.submit-btn:hover {
  background-color: #218838;
}

.history-section {
  margin-top: 30px;
}

.history-section h2 {
  text-align: center;
}

.history-list {
  padding: 0;
}

.workout-item {
  padding: 10px;
  /* background-color: rgba(255, 255, 255, 0.5); */
  background-color: rgb(114, 225, 188);
  border-radius: 8px;
  margin-bottom: 10px;
  border:1px solid #c25959;
  outline: none;
  box-shadow: 0 4px 10px rgba(5, 17, 28, 0.5);
}

.workout-item:hover{
  background-color: rgb(44, 196, 145);
}

.workout-item strong {
  font-weight: bold;
}

.workout-item button {
  background-color: #dc3545;
  color: #fff;
  border: none;
  padding: 5px 10px;
  cursor: pointer;
  border-radius: 5px;
}

.workout-item button:hover {
  background-color: #c82333;
}

.calories-section {
  margin-top: 30px;
  text-align: center;
  margin-left: 10px;
}

.total-calories {
  font-size: 24px;
  font-weight: bold;
  color: #28a745;
}

/* Media Queries for Responsiveness */

/* Small devices (phones, 320px and up) */
@media (max-width: 576px) {
  .container {
    max-width: 100%;
    padding: 15px;
  }

  h1 {
    font-size: 20px;
  }

  .form-group label {
    font-size: 14px;
  }

  .form-group input, .form-group select {
    padding: 8px;
  }

  .submit-btn {
    padding: 8px;
    font-size: 14px;
  }

  .workout-item {
    padding: 8px;
  }

  .total-calories {
    font-size: 20px;
  }
}

/* Medium devices (tablets, 768px and up) */
@media (max-width: 768px) {
  .container {
    max-width: 90%;
  }

  h1 {
    font-size: 22px;
  }

  .form-group input, .form-group select {
    padding: 9px;
  }

  .submit-btn {
    padding: 9px;
    font-size: 15px;
  }

  .workout-item {
    padding: 9px;
  }

  .total-calories {
    font-size: 22px;
  }
}

/* Large devices (desktops, 992px and up) */
@media (max-width: 992px) {
  .container {
    max-width: 85%;
  }

  h1 {
    font-size: 24px;
  }

  .form-group input, .form-group select {
    padding: 10px;
  }

  .submit-btn {
    padding: 10px;
    font-size: 16px;
  }

  .workout-item {
    padding: 10px;
  }

  .total-calories {
    font-size: 24px;
  }
}

/* Extra large devices (1200px and up) */
@media (max-width: 1200px) {
  .container {
    max-width: 75%;
  }

  h1 {
    font-size: 26px;
  }
}