body {
	background-color: #d6f2f7;
}

.form_title {
	width: 300px;
	margin: 20px auto 0 auto;
}

.form_text {
	margin-top: 40px;
}

.form_text p {
	font-size: 24px;
	font-weight: 700;
}

.form_contents {
	margin-top: 50px;
}

/* フォームの内容 */

form {
	max-width: 900px;
	margin: 0 auto 100px auto;
	text-align: center;
}

table {
	margin: auto;
	table-layout: fixed;
}

th,
td {
	padding-bottom: 30px;
}

th {
	font-size: 20px;
	text-align: left;
}

td {
	width: 60%;
}

span {
	padding: 0 0.3em;
	color: #cd6f55;
	margin-left: 0.5em;
	font-size: 12px;
}

input {
	height: 24px;
	width: 400px;
}

input[type="text"],
textarea {
	width: 100%;
	box-sizing: border-box;
	padding: 8px;
	font-size: 14px;
}

/* ボタンエリア */
.btn_area {
	display: flex;
	justify-content: space-around;
	padding: 0 200px;
}

/* 送信ボタン */
.send_btn input[type="submit"] {
	background-color: #4fc3f7; /* 水色 */
	color: white;
	border: none;
	height: 40px;
	width: 100px;
	font-size: 16px;
	border-radius: 6px;
	cursor: pointer;
	transition: background-color 0.3s;
}

.send_btn input[type="submit"]:hover {
	background-color: #039be5; /* 濃いめの水色 */
}

/* 確認の文言 */
#send_success_message {
	max-width: 900px;
	text-align: center;
	margin: 20px auto;
	font-weight: 700;
	font-size: 18px;
}

/* トップに戻るボタン */
.return_top_btn {
	background-color: #4fc3f7;
	border-radius: 6px;
	width: 120px;
	height: 40px;
	display: flex;
	align-items: center;
	justify-content: center;
}

.return_top_btn a {
	color: white;
	text-decoration: none;
	font-size: 16px;
	width: 100%;
	height: 100%;
	display: flex;
	align-items: center;
	justify-content: center;
}

.return_top_btn:hover {
	background-color: #039be5;
}

.return_top_btn.success {
	margin: auto;
}