@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+KR:wght@100;300;400;500;700;900&display=swap');

body {
  background-color: #aac;
}
input {
  display: inline-block;
  width: 150px;
  height: 150px;
  line-height: 150px;
  border-radius: 20px;
  margin-bottom: 12px;
  text-align: center;
  font-size: 1.5em;
  font-weight: 700;
  pointer-events: none;
  transition: all 0.05s;
}
input.active {
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  transform: scale(95%);
}
body {
  text-align: center;
}
.title {
  display: inline-block;
  font-size: 2em;
  margin: 20px auto 8px;
  padding: 10px 80px 14px;
  border-radius: 50px;
  background: #225;
  color: #dde;
  word-break: keep-all;
  font-family: 'Noto Sans KR', sans-serif;
}
.text {
  font-size: 1.3em;
  font-weight: 800;
  margin: 8px auto;
}
.foo {
  font-size: 12px;
  margin: 0 auto;
}
/* keyboard */
.keyboard {
  max-width: 1350px;
  padding: 20px 16px;
  border-radius: 20px;
  background-color: #eee;
  box-shadow: 3px 3px 15px rgba(0, 0, 0, 0.2);
  margin: 0 auto;
  display: flex;
  justify-content: center;
}
.key {
  height: 50px;
  line-height: 50px;
  border-radius: 5px;
  background-color: #fff;
  color: #222;
  box-shadow: 3px 3px 15px rgba(0, 0, 0, 0.1);
  text-align: center;
  font-weight: 700;
  transition: all 0.05s;
}
.key.stateOn {
  background-color: #3DFF11;
  background: radial-gradient(#d9e1f4, #77ecff);
  color: #FFF;
}
.key.active {
  background-color: yellow;
}
/* 키보드왼쪽, 기본 */
.row {
  display: flex;
  justify-content: center;
  gap: 3px;
  margin-bottom: 5px;
}
.left .key {
  padding: 0 20px;
}
.SpaceBar {
  width: 60%;
  max-width: 180px;
}
.left .key.Enter {
  padding: 0 25px;
}
/* 키보드오른쪽, 넘버패드 */
.numberPad {
  width: 300px;
  padding-top: 55px;
  margin-left: 50px;
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
}
.numberPad .key {
  flex: 1 1 20%;
}
.numberPad .Enter.long {
  position: relative;
  transform: scaleY(2.1);
  transform-origin: top;
}
.numberPad .Enter.long span {
  display: block;
  transform: scaleY(0.5);
}
.numberPad .key0.long {
  position: relative;
  transform: scaleX(2.02);
  transform-origin: left;
}
.numberPad .key0.long span {
  display: block;
  transform: scaleX(0.5);
}
.numberPad .period {
  z-index: 9
}
@media (max-width: 1300px) {
  body {
    font-size: 0.95em
  }
  .keyboard {
    flex-wrap: wrap;
  }
  .key {
    height: 3em;
    line-height: 3em;
  }
  .left .key {
    padding: 0 1em;
  }
}
@media (max-width: 1000px) {
  body {
    font-size: 0.9em
  }
  .numberPad {
    max-width: 40%;
    padding-top: 3em;
    margin: 0;
  }
}
@media (max-width: 1000px) {
  body {
    font-size: 0.9em
  }
}
@media (max-width: 900px) {
  body {
    font-size: 0.8em
  }
  .title {
    margin: 10px auto 8px;
  }
  input {
    width: 120px;
    height: 120px;
    line-height: 120px;
    font-size: 20px;
  }
}
@media (max-width: 800px) {
  body {
    font-size: 0.7em
  }
  .numberPad {
    max-width: 40%;
  }
  .key {
    height: 3.5em;
    line-height: 3.5em;
  }
  .row {
    flex-wrap: wrap;
  }
  .SpaceBar {
    width: 20%;
    max-width: none;
  }
}
@media (max-width: 700px) {
  body {
    font-size: 0.6em
  }
}
@media (max-width: 600px) {
  body {
    font-size: 0.5em
  }
  .foo {
    transform: scale(0.8);
  }
  input {
    width: 100px;
    height: 100px;
    line-height: 100px;
    border-radius: 16PX;
    font-size: 16px;
  }
  .keyboard {
    box-sizing: border-box;
    font-size: 0.8em;
    padding: 5em 1em;
    border-radius: 5em;
  }
  .key {
    border-radius: 2px;
    height: 4em;
    line-height: 4em;
  }
}
@media (max-width: 500px) {
  .keyboard {
    font-size: 0.5em;
  }
  .title {
    width: 100%;
    padding: 8px 0;
    border-radius: 20px;
  }
}