@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

body {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.background {
    position: fixed;
    inset: 0;
    overflow: hidden;
    z-index: -1;
}

/* inseki */
.inseki::before {
  content: "";
  position: absolute;
  top: -4px;
  left: -4px;

  width: 4px;
  height: 4px;
  background: transparent;

  box-shadow:4px 4px 0 transparent,
8px 4px 0 transparent,
12px 4px 0 transparent,
16px 4px 0 transparent,
20px 4px 0 transparent,
24px 4px 0 transparent,
28px 4px 0 transparent,
32px 4px 0 transparent,
36px 4px 0 transparent,
40px 4px 0 transparent,
44px 4px 0 transparent,
48px 4px 0 transparent,
52px 4px 0 transparent,
56px 4px 0 transparent,
60px 4px 0 transparent,
64px 4px 0 rgb(199, 0, 0),
4px 8px 0 transparent,
8px 8px 0 transparent,
12px 8px 0 transparent,
16px 8px 0 transparent,
20px 8px 0 transparent,
24px 8px 0 transparent,
28px 8px 0 transparent,
32px 8px 0 transparent,
36px 8px 0 transparent,
40px 8px 0 transparent,
44px 8px 0 transparent,
48px 8px 0 rgb(255, 90, 0),
52px 8px 0 transparent,
56px 8px 0 transparent,
60px 8px 0 rgb(199, 0, 0),
64px 8px 0 transparent,
4px 12px 0 transparent,
8px 12px 0 transparent,
12px 12px 0 transparent,
16px 12px 0 transparent,
20px 12px 0 transparent,
24px 12px 0 transparent,
28px 12px 0 transparent,
32px 12px 0 rgb(235, 255, 37),
36px 12px 0 transparent,
40px 12px 0 transparent,
44px 12px 0 rgb(255, 90, 0),
48px 12px 0 transparent,
52px 12px 0 transparent,
56px 12px 0 rgb(199, 0, 0),
60px 12px 0 transparent,
64px 12px 0 transparent,
4px 16px 0 transparent,
8px 16px 0 transparent,
12px 16px 0 transparent,
16px 16px 0 transparent,
20px 16px 0 transparent,
24px 16px 0 transparent,
28px 16px 0 rgb(238, 255, 0),
32px 16px 0 transparent,
36px 16px 0 transparent,
40px 16px 0 rgb(255, 90, 0),
44px 16px 0 transparent,
48px 16px 0 transparent,
52px 16px 0 transparent,
56px 16px 0 transparent,
60px 16px 0 transparent,
64px 16px 0 transparent,
4px 20px 0 transparent,
8px 20px 0 transparent,
12px 20px 0 transparent,
16px 20px 0 transparent,
20px 20px 0 transparent,
24px 20px 0 rgb(238, 255, 0),
28px 20px 0 transparent,
32px 20px 0 transparent,
36px 20px 0 transparent,
40px 20px 0 transparent,
44px 20px 0 transparent,
48px 20px 0 rgb(199, 0, 0),
52px 20px 0 transparent,
56px 20px 0 transparent,
60px 20px 0 rgb(255, 75, 0),
64px 20px 0 transparent,
4px 24px 0 transparent,
8px 24px 0 transparent,
12px 24px 0 transparent,
16px 24px 0 transparent,
20px 24px 0 transparent,
24px 24px 0 transparent,
28px 24px 0 transparent,
32px 24px 0 rgb(255, 90, 0),
36px 24px 0 transparent,
40px 24px 0 transparent,
44px 24px 0 rgb(179, 0, 0),
48px 24px 0 transparent,
52px 24px 0 transparent,
56px 24px 0 rgb(255, 75, 0),
60px 24px 0 transparent,
64px 24px 0 transparent,
4px 28px 0 transparent,
8px 28px 0 transparent,
12px 28px 0 transparent,
16px 28px 0 rgb(238, 255, 0),
20px 28px 0 transparent,
24px 28px 0 transparent,
28px 28px 0 rgb(255, 102, 0),
32px 28px 0 transparent,
36px 28px 0 transparent,
40px 28px 0 rgb(179, 0, 0),
44px 28px 0 transparent,
48px 28px 0 transparent,
52px 28px 0 rgb(255, 75, 0),
56px 28px 0 transparent,
60px 28px 0 transparent,
64px 28px 0 transparent,
4px 32px 0 transparent,
8px 32px 0 transparent,
12px 32px 0 rgb(238, 255, 0),
16px 32px 0 transparent,
20px 32px 0 transparent,
24px 32px 0 rgb(255, 102, 0),
28px 32px 0 transparent,
32px 32px 0 transparent,
36px 32px 0 rgb(179, 0, 0),
40px 32px 0 transparent,
44px 32px 0 transparent,
48px 32px 0 transparent,
52px 32px 0 transparent,
56px 32px 0 transparent,
60px 32px 0 transparent,
64px 32px 0 transparent,
4px 36px 0 transparent,
8px 36px 0 transparent,
12px 36px 0 rgb(133, 0, 0),
16px 36px 0 rgb(97, 39, 0),
20px 36px 0 rgb(133, 0, 0),
24px 36px 0 rgb(133, 0, 0),
28px 36px 0 transparent,
32px 36px 0 rgb(179, 0, 0),
36px 36px 0 transparent,
40px 36px 0 transparent,
44px 36px 0 rgb(255, 75, 0),
48px 36px 0 transparent,
52px 36px 0 transparent,
56px 36px 0 rgb(235, 255, 37),
60px 36px 0 transparent,
64px 36px 0 transparent,
4px 40px 0 transparent,
8px 40px 0 rgb(97, 39, 0),
12px 40px 0 rgb(97, 39, 0),
16px 40px 0 rgb(133, 0, 0),
20px 40px 0 rgb(133, 0, 0),
24px 40px 0 rgb(97, 39, 0),
28px 40px 0 rgb(97, 39, 0),
32px 40px 0 transparent,
36px 40px 0 transparent,
40px 40px 0 rgb(255, 75, 0),
44px 40px 0 transparent,
48px 40px 0 transparent,
52px 40px 0 rgb(235, 255, 37),
56px 40px 0 transparent,
60px 40px 0 transparent,
64px 40px 0 transparent,
4px 44px 0 rgb(97, 39, 0),
8px 44px 0 rgb(97, 39, 0),
12px 44px 0 rgb(97, 39, 0),
16px 44px 0 rgb(97, 39, 0),
20px 44px 0 rgb(97, 39, 0),
24px 44px 0 rgb(133, 0, 0),
28px 44px 0 rgb(133, 0, 0),
32px 44px 0 rgb(97, 39, 0),
36px 44px 0 rgb(255, 75, 0),
40px 44px 0 transparent,
44px 44px 0 transparent,
48px 44px 0 rgb(235, 255, 37),
52px 44px 0 transparent,
56px 44px 0 transparent,
60px 44px 0 transparent,
64px 44px 0 transparent,
4px 48px 0 rgb(82, 16, 0),
8px 48px 0 rgb(82, 16, 0),
12px 48px 0 rgb(97, 39, 0),
16px 48px 0 rgb(97, 39, 0),
20px 48px 0 rgb(97, 39, 0),
24px 48px 0 rgb(97, 39, 0),
28px 48px 0 rgb(133, 0, 0),
32px 48px 0 rgb(97, 39, 0),
36px 48px 0 transparent,
40px 48px 0 transparent,
44px 48px 0 transparent,
48px 48px 0 transparent,
52px 48px 0 transparent,
56px 48px 0 transparent,
60px 48px 0 transparent,
64px 48px 0 transparent,
4px 52px 0 rgb(51, 10, 0),
8px 52px 0 rgb(82, 16, 0),
12px 52px 0 rgb(82, 16, 0),
16px 52px 0 rgb(97, 39, 0),
20px 52px 0 rgb(97, 39, 0),
24px 52px 0 rgb(97, 39, 0),
28px 52px 0 rgb(97, 39, 0),
32px 52px 0 rgb(133, 0, 0),
36px 52px 0 transparent,
40px 52px 0 rgb(235, 255, 37),
44px 52px 0 transparent,
48px 52px 0 transparent,
52px 52px 0 transparent,
56px 52px 0 transparent,
60px 52px 0 transparent,
64px 52px 0 transparent,
4px 56px 0 rgb(51, 10, 0),
8px 56px 0 rgb(51, 10, 0),
12px 56px 0 rgb(82, 16, 0),
16px 56px 0 rgb(82, 16, 0),
20px 56px 0 rgb(97, 39, 0),
24px 56px 0 rgb(97, 39, 0),
28px 56px 0 rgb(97, 39, 0),
32px 56px 0 rgb(97, 39, 0),
36px 56px 0 rgb(235, 255, 37),
40px 56px 0 transparent,
44px 56px 0 transparent,
48px 56px 0 transparent,
52px 56px 0 transparent,
56px 56px 0 transparent,
60px 56px 0 transparent,
64px 56px 0 transparent,
4px 60px 0 transparent,
8px 60px 0 rgb(51, 10, 0),
12px 60px 0 rgb(51, 10, 0),
16px 60px 0 rgb(82, 16, 0),
20px 60px 0 rgb(82, 16, 0),
24px 60px 0 rgb(97, 39, 0),
28px 60px 0 rgb(97, 39, 0),
32px 60px 0 transparent,
36px 60px 0 transparent,
40px 60px 0 transparent,
44px 60px 0 transparent,
48px 60px 0 transparent,
52px 60px 0 transparent,
56px 60px 0 transparent,
60px 60px 0 transparent,
64px 60px 0 transparent,
4px 64px 0 transparent,
8px 64px 0 transparent,
12px 64px 0 rgb(51, 10, 0),
16px 64px 0 rgb(51, 10, 0),
20px 64px 0 rgb(82, 16, 0),
24px 64px 0 rgb(97, 39, 0),
28px 64px 0 transparent,
32px 64px 0 transparent,
36px 64px 0 transparent,
40px 64px 0 transparent,
44px 64px 0 transparent,
48px 64px 0 transparent,
52px 64px 0 transparent,
56px 64px 0 transparent,
60px 64px 0 transparent,
64px 64px 0 transparent;
}

.animated {
	-webkit-animation-duration: 3s;
	animation-duration: 3s;
	-webkit-animation-fill-mode: both;
	animation-fill-mode: both;
	-webkit-animation-iteration-count: infinite;
	animation-iteration-count: infinite;
}

@keyframes inseki {
	from {
		animation-timing-function: linear;
		transform: translate(800px,-300px) scale(1,1) rotate(0deg) skew(0deg,0deg);
		opacity: 1.0;
	} to {
		animation-timing-function: linear;
		transform: translate(-700px,1200px) scale(1.5,1.5) rotate(0deg) skew(3deg,3deg);
		opacity: 1.0;
	} 20% {
		animation-timing-function: linear;
		transform: translate(500px,0px) scale(1.25,1.25) rotate(0deg) skew(1.5deg,1.5deg);
		opacity: 1.0;
	} 40% {
		animation-timing-function: linear;
		transform: translate(200px,300px) scale(1.5,1.5) rotate(0deg) skew(3deg,3deg);
		opacity: 1.0;
	} 
}

.inseki {
	-webkit-animation-name: inseki;
	animation-name: inseki;
	-webkit-transform-origin: center center;
	transform-origin: center center;
}

/* inseki end */

.card {
    background: rgba(255, 74, 74, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 20px;
    width: 90%;
    max-width: 400px;
    text-align: center;
    border: 1px solid rgba(255, 0, 0, 0.25);
    overflow: hidden;
    position: relative;
    z-index: 1;
}

.card-image {
    width: 100%;
    border-radius: 10px;
}

.title {
    color: #ff0000;
    font-size: 24px;
    font-weight: bold;
    text-shadow: 0 0 20px rgba(255, 74, 74, 0.5);
}

/*スマホ*/
@media (max-width: 768px) {
    .card {
        width: 70%;
    }

    .icon {
        width: 30px;
        height: 30px;
        font-size: 15px;
    }
}