style.css

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: sans-serif;
}
body {
  background-image: linear-gradient(135deg, #fdeb71 10%, #f8d800 100%);
}
.main-heading {
  text-align: center;
  color: rgb(133, 40, 40);
}
.main-container {
  /* color: white; */
  color: rgb(133, 40, 40);
  height: 500px;
  max-height: 80%;
  margin: 50px auto;
  width: 90%;
  max-width: 450px;
  border: 2px solid black;
  background-image: linear-gradient(135deg, #fccf31 10%, #f55555 100%);
  /* background-color: blueviolet; */
  border-radius: 10px;
  box-shadow: 4px 4px 18px black;
}
.head {
  text-align: center;
}

.food-money {
  height: 50px;
  width: 80%;
  border: 2px solid black;
  margin: 10px 10%;
  background-image: linear-gradient(135deg, #fec163 10%, #de4313 100%);

  /* background-color: green; */
}
.heading-3 {
  margin-top: 30px;
  text-align: center;
}
.heading-2 {
  margin-top: 20px;
}
.tip {
  margin: 10px 10%;
  /* background-color: green; */
  background-image: linear-gradient(135deg, #fec163 10%, #de4313 100%);
  height: 50px;
  width: 80%;
  border: 2px solid black;
  /* margin: 10px auto; */
}
input {
  font-size: 25px;
  color: rgb(133, 40, 40);
  padding-left: 10px;

  /* color: white; */
}
input:focus {
  background-color: #fdeb71;
}
.heading-4 {
  margin-top: 10px;
}
.total {
  margin: 10px 10%;
  /* background-color: green; */
  background-image: linear-gradient(135deg, #fec163 10%, #de4313 100%);
  height: 80px;
  width: 80%;
  border: 2px solid black;
  font-size: 30px;
  text-align: left;
  padding-top: 20px;
  padding-left: 20px;
  /* margin: 10px auto; */
}
@media screen and (min-width: 500px) {
  .main-heading {
    font-size: 50px;
  }
  .main-container {
    margin-top: 100px;
  }
  .button {
    color: green;
    margin-left: 10px;
    margin-top: 20px;
    margin-bottom: 20px;
  }
  .heading-4 {
    margin-right: 20px;
  }
}
.button {
  padding: 10px;
  font-size: 20px;
  border-radius: 10px;
  position: relative;
  margin-left: 35%;
  margin-top: 20px;
  margin-bottom: 20px;
  background-image: linear-gradient(135deg, #fdd819 10%, #e80505 100%);
  /* color: white; */
  color: rgb(133, 40, 40);

  outline: none;
  border: none;
  box-shadow: 2px 3px 4px black;
}
.button:active {
  box-shadow: none;
  transform: translateY(0.2rem);
}