body {
	font-family: メイリオ, Meiryo, verdana, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}

.single-btn {
	width: 100%;
    max-width: 450px;
    margin: 10px auto 30px;
	height: 85px;
	position: relative;
}

.single-btn a {
	border-radius: 45px;
	font-size: 1em;
    line-height: 1.3;
    font-weight: bold;
    width: auto;
    height: 100%;
    margin: 0;
    color: #fff;
    display: flex;
    cursor: pointer;
    text-decoration: none;
    box-sizing: border-box;
    align-items: center;
    justify-content: center;
    text-align: center;
	background: #969494;
	flex-direction: column;
}

.btn_add {
	font-size: 1.7em;
}

.single-btn a::after {
        content: "";
        position: absolute;
        right: 18px;
        border-top: 2px solid #fff;
        border-right: 2px solid #fff;
        width: 8px;
        height: 8px;
        -webkit-transform: rotate(45deg);
        transform: rotate(45deg);
        top: 0;
        bottom: 0;
        margin: auto;
}

.feature__items img {
	width: 100%;
	height: auto;
}

.feature__items {
	margin: 0 5px 5px;
}