/* 点滅 */
.blink {
	animation: blinking 1s ease-in-out infinite alternate;
}

@keyframes blinking {
	0% {opacity: 0;}
	100% {opacity: 1;}
}

/* 縦横 100% */
html, body {
	height: 100vh;
}

/* 日本語を完全オフ */
input {
ime-mode:disabled;
}

.text-margin-bottom {
  margin-bottom: 50px;
}