* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "poppins", sans-serif;
}

body {
  background: linear-gradient(90deg, #30cfd0, #330867);
}

.container {
  max-width: 80%;
  width: 700px;
  margin: 110px auto;
  padding: 30px 0px;
}

.container h1 {
  color: #fff;
  font-size: 54px;
  margin-bottom: 30px;
}

.container p {
  color: #dadada;
  font-size: 18px;
}

.date-container {
  background-color: #ccdbdc46;
  padding: 45px;
  margin: 40px 0;
  border-radius: 10px;
  display: flex;
  align-items: center;
}

.date-container #date {
  flex: 1;
  color: #626262;
  background-color: #fff;
  padding: 14px 20px;
  margin-right: 14px;
  font-size: 18px;
  border: none;
  outline: none;
  border-radius: 5px;
  position: relative;
}

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

.date-container #btn {
  background-color: #00a4da;
  color: #fff;
  font-weight: 500;
  padding: 15px 30px;
  border-radius: 5px;
  font-size: 18px;
  border: none;
  outline: none;
  cursor: pointer;
  transition: all 0.3s;
}

.date-container #btn:hover {
  background-color: #0e8ab4;
  color: #fff;
}

#result {
  color: #fff;
}

#result span {
  color: yellow;
  font-size: 19px;
}


/* media queries */

@media screen and (max-width: 550px) {
  .container h1 {
    font-size: 45px;
  }

  .date-container #date {
    padding: 10px 16px;
    margin-right: 10px;
    font-size: 16px;
  }

  .date-container #btn {
    font-weight: 500;
    padding: 11px 26px;
    font-size: 16px;
  }

  .date-container {
    padding: 30px;
    margin: 30px 0;
  }
}