style.css

@import url("https://fonts.googleapis.com/css?family=Oxanium|PT+Mono&display=swap");

* {
  box-sizing: border-box;
}

:root {
  --primary-color: dodgerblue;
  --select-color: dodgerblue;
  --success: rgb(15, 158, 2);
  --danger: rgb(214, 23, 23);
}

body {
  margin: 0;
  font-family: PT Mono, sans-serif;
  overflow: hidden;
  display: flex;
  justify-content: center;
  height: 100vh;
  background: #e8e8e8;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='192' height='192' viewBox='0 0 192 192'%3E%3Cpath fill='%23161616' fill-opacity='0.1' d='M192 15v2a11 11 0 0 0-11 11c0 1.94 1.16 4.75 2.53 6.11l2.36 2.36a6.93 6.93 0 0 1 1.22 7.56l-.43.84a8.08 8.08 0 0 1-6.66 4.13H145v35.02a6.1 6.1 0 0 0 3.03 4.87l.84.43c1.58.79 4 .4 5.24-.85l2.36-2.36a12.04 12.04 0 0 1 7.51-3.11 13 13 0 1 1 .02 26 12 12 0 0 1-7.53-3.11l-2.36-2.36a4.93 4.93 0 0 0-5.24-.85l-.84.43a6.1 6.1 0 0 0-3.03 4.87V143h35.02a8.08 8.08 0 0 1 6.66 4.13l.43.84a6.91 6.91 0 0 1-1.22 7.56l-2.36 2.36A10.06 10.06 0 0 0 181 164a11 11 0 0 0 11 11v2a13 13 0 0 1-13-13 12 12 0 0 1 3.11-7.53l2.36-2.36a4.93 4.93 0 0 0 .85-5.24l-.43-.84a6.1 6.1 0 0 0-4.87-3.03H145v35.02a8.08 8.08 0 0 1-4.13 6.66l-.84.43a6.91 6.91 0 0 1-7.56-1.22l-2.36-2.36A10.06 10.06 0 0 0 124 181a11 11 0 0 0-11 11h-2a13 13 0 0 1 13-13c2.47 0 5.79 1.37 7.53 3.11l2.36 2.36a4.94 4.94 0 0 0 5.24.85l.84-.43a6.1 6.1 0 0 0 3.03-4.87V145h-35.02a8.08 8.08 0 0 1-6.66-4.13l-.43-.84a6.91 6.91 0 0 1 1.22-7.56l2.36-2.36A10.06 10.06 0 0 0 107 124a11 11 0 0 0-22 0c0 1.94 1.16 4.75 2.53 6.11l2.36 2.36a6.93 6.93 0 0 1 1.22 7.56l-.43.84a8.08 8.08 0 0 1-6.66 4.13H49v35.02a6.1 6.1 0 0 0 3.03 4.87l.84.43c1.58.79 4 .4 5.24-.85l2.36-2.36a12.04 12.04 0 0 1 7.51-3.11A13 13 0 0 1 81 192h-2a11 11 0 0 0-11-11c-1.94 0-4.75 1.16-6.11 2.53l-2.36 2.36a6.93 6.93 0 0 1-7.56 1.22l-.84-.43a8.08 8.08 0 0 1-4.13-6.66V145H11.98a6.1 6.1 0 0 0-4.87 3.03l-.43.84c-.79 1.58-.4 4 .85 5.24l2.36 2.36a12.04 12.04 0 0 1 3.11 7.51A13 13 0 0 1 0 177v-2a11 11 0 0 0 11-11c0-1.94-1.16-4.75-2.53-6.11l-2.36-2.36a6.93 6.93 0 0 1-1.22-7.56l.43-.84a8.08 8.08 0 0 1 6.66-4.13H47v-35.02a6.1 6.1 0 0 0-3.03-4.87l-.84-.43c-1.59-.8-4-.4-5.24.85l-2.36 2.36A12 12 0 0 1 28 109a13 13 0 1 1 0-26c2.47 0 5.79 1.37 7.53 3.11l2.36 2.36a4.94 4.94 0 0 0 5.24.85l.84-.43A6.1 6.1 0 0 0 47 84.02V49H11.98a8.08 8.08 0 0 1-6.66-4.13l-.43-.84a6.91 6.91 0 0 1 1.22-7.56l2.36-2.36A10.06 10.06 0 0 0 11 28 11 11 0 0 0 0 17v-2a13 13 0 0 1 13 13c0 2.47-1.37 5.79-3.11 7.53l-2.36 2.36a4.94 4.94 0 0 0-.85 5.24l.43.84A6.1 6.1 0 0 0 11.98 47H47V11.98a8.08 8.08 0 0 1 4.13-6.66l.84-.43a6.91 6.91 0 0 1 7.56 1.22l2.36 2.36A10.06 10.06 0 0 0 68 11 11 11 0 0 0 79 0h2a13 13 0 0 1-13 13 12 12 0 0 1-7.53-3.11l-2.36-2.36a4.93 4.93 0 0 0-5.24-.85l-.84.43A6.1 6.1 0 0 0 49 11.98V47h35.02a8.08 8.08 0 0 1 6.66 4.13l.43.84a6.91 6.91 0 0 1-1.22 7.56l-2.36 2.36A10.06 10.06 0 0 0 85 68a11 11 0 0 0 22 0c0-1.94-1.16-4.75-2.53-6.11l-2.36-2.36a6.93 6.93 0 0 1-1.22-7.56l.43-.84a8.08 8.08 0 0 1 6.66-4.13H143V11.98a6.1 6.1 0 0 0-3.03-4.87l-.84-.43c-1.59-.8-4-.4-5.24.85l-2.36 2.36A12 12 0 0 1 124 13a13 13 0 0 1-13-13h2a11 11 0 0 0 11 11c1.94 0 4.75-1.16 6.11-2.53l2.36-2.36a6.93 6.93 0 0 1 7.56-1.22l.84.43a8.08 8.08 0 0 1 4.13 6.66V47h35.02a6.1 6.1 0 0 0 4.87-3.03l.43-.84c.8-1.59.4-4-.85-5.24l-2.36-2.36A12 12 0 0 1 179 28a13 13 0 0 1 13-13zM84.02 143a6.1 6.1 0 0 0 4.87-3.03l.43-.84c.8-1.59.4-4-.85-5.24l-2.36-2.36A12 12 0 0 1 83 124a13 13 0 1 1 26 0c0 2.47-1.37 5.79-3.11 7.53l-2.36 2.36a4.94 4.94 0 0 0-.85 5.24l.43.84a6.1 6.1 0 0 0 4.87 3.03H143v-35.02a8.08 8.08 0 0 1 4.13-6.66l.84-.43a6.91 6.91 0 0 1 7.56 1.22l2.36 2.36A10.06 10.06 0 0 0 164 107a11 11 0 0 0 0-22c-1.94 0-4.75 1.16-6.11 2.53l-2.36 2.36a6.93 6.93 0 0 1-7.56 1.22l-.84-.43a8.08 8.08 0 0 1-4.13-6.66V49h-35.02a6.1 6.1 0 0 0-4.87 3.03l-.43.84c-.79 1.58-.4 4 .85 5.24l2.36 2.36a12.04 12.04 0 0 1 3.11 7.51A13 13 0 1 1 83 68a12 12 0 0 1 3.11-7.53l2.36-2.36a4.93 4.93 0 0 0 .85-5.24l-.43-.84A6.1 6.1 0 0 0 84.02 49H49v35.02a8.08 8.08 0 0 1-4.13 6.66l-.84.43a6.91 6.91 0 0 1-7.56-1.22l-2.36-2.36A10.06 10.06 0 0 0 28 85a11 11 0 0 0 0 22c1.94 0 4.75-1.16 6.11-2.53l2.36-2.36a6.93 6.93 0 0 1 7.56-1.22l.84.43a8.08 8.08 0 0 1 4.13 6.66V143h35.02z'%3E%3C/path%3E%3C/svg%3E");
}

.game-container {
  border: 1px solid black;
  box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.5);
  width: 530px;
  height: 750px;
  position: relative;
  background: rgba(255, 255, 255, 0.5);
  user-select: none;
  margin-top: 100px;
}

.header {
  background: var(--primary-color);
  color: white;
  font-family: Oxanium, sans-serif;
  font-size: 24px;
  text-shadow: 1px 2px 2px black;
  letter-spacing: 2px;
  height: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.card {
  margin: 5px auto 10px;
  height: 600px;
}

/* Splash Page -------------------- */
input[type="radio"] {
  opacity: 0;
  width: 100%;
  height: 75px;
  position: relative;
  top: -40px;
  cursor: pointer;
  z-index: 2;
}

.selection-container {
  position: relative;
  top: 65px;
}

.radio-container {
  width: 90%;
  height: 75px;
  margin: 25px;
  cursor: pointer;
  border: 2px solid black;
  border-radius: 5px;
}

label {
  position: relative;
  top: 20px;
  left: 20px;
  font-size: 30px;
}

.selected-label {
  background: var(--select-color);
  color: white;
}

.best-score {
  position: relative;
  top: -100px;
  left: 330px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  font-size: 18px;
  max-width: fit-content;
}

.best-score span {
  margin: 0;
}

.best-score span:last-child {
  font-size: 24px;
}

.selection-footer {
  top: 134px;
}

/* Game Page -------------------------- */
.height-240 {
  height: 240px;
  width: 100%;
}

.height-500 {
  height: 500px;
  width: 100%;
}

.item-container {
  height: 552px;
  overflow-y: scroll;
  position: relative;
  -ms-overflow-style: none;
}

.item-container::-webkit-scrollbar {
  display: none;
}

.item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  height: 80px;
  margin: 0 50px;
  user-select: none;
}

.finished > h1 {
  opacity: 0.5;
}

.selected-item {
  background: var(--select-color);
  position: fixed;
  top: 443px;
  z-index: -1;
  width: 529px;
  height: 80px;
}

.item-footer,
.selection-footer {
  width: 100%;
  height: 90px;
  background: rgba(0, 0, 0, 1);
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.item-footer {
  top: 1px;
}

button {
  cursor: pointer;
  height: 50px;
  border-radius: 5px;
  font-size: 25px;
  font-family: Oxanium, sans-serif;
  color: white;
  border: none;
  outline: none;
}

button:hover {
  filter: brightness(110%);
}

button:active {
  transform: scale(0.99);
}

.wrong,
.right {
  width: 40%;
}

.wrong {
  background: var(--danger);
  margin-right: 25px;
}

.right {
  background: var(--success);
}

.start,
.play-again {
  width: 90%;
  background: var(--primary-color);
}

/* Countdown Page ---------------------- */
.countdown {
  margin-top: 45%;
  font-size: 100px;
  text-align: center;
  user-select: none;
  cursor: pointer;
}

/* Score Page ------------------------- */
.score-container {
  height: 600px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.score-footer {
  width: 100%;
  height: 90px;
  display: flex;
  justify-content: center;
  position: relative;
  top: -30px;
}

.title {
  font-size: 45px;
}

.final-time {
  font-size: 100px;
  margin: 0;
  color: var(--success);
}

.base-time {
  margin-top: 100px;
  margin-bottom: 0;
}

.penalty-time {
  color: var(--danger);
}

/* Media Query: Laptop */
@media screen and (max-width: 1800px) {
  .game-container {
    margin-top: 35px;
  }

  .selected-item {
    top: 380px;
  }
}

/* Media Query: Large Smartphone (Vertical) */
@media screen and (max-width: 500px) {
  .game-container {
    width: 100%;
    margin-top: 0;
    border: none;
  }

  .selected-item {
    top: 345px;
  }

  .header {
    font-size: 1.2rem;
  }

  .countdown {
    margin-top: 60%;
  }

  .selection-container {
    top: 100px;
  }

  .radio-container {
    width: 93%;
    margin: 15px;
  }

  label {
    font-size: 1.7rem;
  }

  .best-score {
    font-size: 1rem;
    left: 245px;
  }

  .selection-footer {
    top: 183px;
  }
}

/* Media Query: iPhone */
@media screen and (max-width: 376px) {
  .best-score {
    left: 232px;
  }
}