/* Global Styles */

* {
  margin: 0;
  padding: 0;
  font-family: sans-serif, serif, DejaVu Sans Mono;
  box-sizing: border-box;
}

/* Container Styles */

.container {
  width: 100%;
  height: 100vh;
  background: linear-gradient(135deg, #38166b, #0854c6);
  color: #ffffff;
  padding: 10px;
}

/* Calculator Styles */

.calculator {
  width: 100%;
  max-width: 600px;
  margin-left: 10%;
  margin-top: 10%;
}

.calculator h1 {
  font-size: 60px;
}

.calculator h1 span {
  color: #ffff2f;
}

/* Input Box Styles */

.input-box {
  margin: 40px 0;
  padding: 35px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.3);
  display: flex;
  align-items: center;
}

.input-box input {
  flex: 1;
  margin-right: 20px;
  padding: 14px 20px;
  border: 0;
  outline: 0;
  font-size: 18px;
  border-radius: 5px;
  position: relative;
}

.input-box button {
  background: #ffff2f;
  border: 0;
  outline: 0;
  font-size: 20px;
  padding: 15px 30px;
  border-radius: 5px;
  font-weight: 500;
  color: #333333;
  cursor: pointer;
}

.input-box input::-webkit-calendar-picker-indicator {
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: auto;
  height: auto;
  position: absolute;
  background-position: calc(100% - 10px);
  background-size: 30px;
  cursor: pointer;
}

/* Result Styles */

#result {
  font-size: 20px;
}

#result span {
  color: #ffff2f;
}

/* Mobile Version */

@media only screen and (max-width: 768px) {
  .calculator {
    max-width: 90%;
    margin-left: 5%;
    margin-top: 20px;
  }

  .input-box {
    padding: 20px;
    margin: 20px 0;
  }

  .input-box input {
    font-size: 16px;
  }

  .input-box button {
    font-size: 18px;
    padding: 10px 20px;
  }

  #result {
    font-size: 18px;
  }
}

/* Small Screen Version (320px) */

@media only screen and (max-width: 320px) {
  .calculator {
    max-width: 100%;
    margin-left: 0;
    margin-top: 10px;
  }

  .input-box {
    padding: 15px;
    margin: 15px 0;
  }

  .input-box input {
    font-size: 14px;
  }

  .input-box button {
    font-size: 16px;
    padding: 8px 15px;
  }

  #result {
    font-size: 16px;
  }
}