/* SPACING SYSTEM (px) 2 / 4 / 8 / 12 / 16 / 24 / 32 / 48 /
 64 / 80 / 96 /128 
FONT SIZE SYSTEM (px) 10 / 12 / 14 / 16 / 18 / 20 / 24 / 30 /
 36 / 44 / 52 / 62 / 74 / 86 / 98 */ /* MAIN COLOR: #087f5b GREY COLOR: #343a40 */

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
@font-face {
  font-family: "acme";
  /* src: url("fonts/acme-5.ttf") format("truetype"); */
  src: url("../fonts/FB.woff") format("truetype"); /* Safari, Android, iOS */
}

body {
  font-family: "acme", monospace;
  line-height: 1.5;
  color: #333;
}
html {
  font-size: 62.5%;
  /* overflow: hidden; */
}

#canvas {
  width: 100%;
  height: 100vh;
  border: 2px solid black;
  position: relative;

  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-image: url("../img/background.jpg");
  background-size: cover;
  background-position: center;
}

#bird {
  width: 50px;
  height: 50px;
  bottom: 55%;
  position: absolute;
  left: 40%;
}

.bird-lose {
  /* bottom: 8% !important; */
  /* -webkit-transform: rotate(180deg);
    -moz-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    -o-transform: rotate(180deg);
    transform: rotate(90deg); */
  /* transform: translate(-50%, -100%); */
  animation-name: fall;
  animation-duration: 700ms;
  animation-timing-function: ease-in;

  animation-fill-mode: forwards;
}

@keyframes fall {
  /* 0% {
      transform: translate(-50%, 154px) rotate(0deg);
    } */
  100% {
    transform: translateX(-50%) translateY(calc(47vh)) rotate(180deg);
  }
}

.bird-smooth {
  transition: top 50ms ease-in;
}

.block-up {
  background-image: url("../img/block_3.png");
  top: 0;
  right: 0;
  transition: right 45ms ease-in;
  position: absolute;
  /* background-color: chartreuse; */
  background-image: url("../img/block_3.png");
}

.block-bottom {
  position: absolute;
  bottom: 8%;
  right: 0;
  transition: right 45ms ease-in;
  /* background-color: blue; */
  background-image: url("../img/block_3.png");
}

.block-head-up {
  background-image: url("../img/block_head.png");
  background-size: contain;
  background-repeat: no-repeat;
  height: 100%;
  -webkit-transform: rotate(180deg);
  -moz-transform: rotate(180deg);
  -ms-transform: rotate(180deg);
  -o-transform: rotate(180deg);
  transform: rotate(180deg);
  /* bottom: 0; */
}

.block-head-bottom {
  background-image: url("../img/block_head.png");
  background-size: contain;
  background-repeat: no-repeat;
  height: 25%;

  /* bottom: 0; */
}

.block-img {
  /* background-color: rgb(0, 128, 11); */
  background-position: center;
  background-size: contain;
  background-image: url("../img/block_3.png");
}

#ground {
  position: absolute;
  width: 100%;
  background-color: blue;
  height: 8%;
  bottom: 0;
}

#score-box {
  font-size: 5.2rem;
  position: absolute;
  text-align: center;
  left: 2%;
  height: 5%;
  width: 2.5%;
  z-index: 9999;
}

#menu-box {
  display: none;
  position: relative;
  /* visibility: hidden; */
  width: 100%;
  height: 100vh;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}
.menu {
  display: flex;
  flex-direction: column;
  gap: 4.8rem;
  position: absolute;
  /* border: 1px solid red; */
  width: 40rem;
  height: 40rem;
  border-radius: 10px;
  background-color: bisque;
}

.result-title {
  margin-top: 2rem;
  font-size: 5.4rem;
  text-align: center;
  letter-spacing: 0.5rem;
}

.border {
  display: grid;
  font-size: 3.6rem;
  /* flex-direction: row; */
  grid-template-columns: 1fr 1fr;
  /* grid-row: 1fr 1fr; */

  /* gap: 1.6rem; */
  justify-content: center;
  align-items: center;
}
.border p:nth-child(1),
.border p:nth-child(3) {
  justify-self: end;
}
.border p:nth-child(2),
.border p:nth-child(4) {
  justify-self: center;
}

.border p:nth-child(3) {
  margin-right: 17px;
}
.btn-box {
  display: flex;
  flex-direction: row;
  gap: 1.6rem;
  justify-content: center;
}

.btn {
  /* border: 2px solid black; */
  background-color: rgb(256, 137, 57);
  width: 12rem;
  /*height: 2.5rem; */
  text-align: center;
  font-size: 2.4rem;
  box-shadow: 0px 0px 0px 4px #fff inset;
  color: #fff;
  cursor: pointer;
}

.text {
  color: darkorange;
}
.number {
  color: #777;
  /* font-family: "acme"; */
  font-size: 3.6rem;
  margin-top: 0.8rem;
}

.btn:active {
  /* background-color: #777; */
  transform: scale(0.7);
}