.header {
	background: #fff;
}
.error-page {
    padding-top: 647px;
    background: url('https://www.esign.cn/images/error_404.png') no-repeat center 60px;
    text-align: center;
}
.error-desc {
    padding: 40px 0 30px 0;
    font-size: 30px;
    font-weight: 500;
    color: rgba(0, 0, 0, 0.65);
    line-height: 42px;
}
.error-btn {
    display: inline-block;
    width: 168px;
    height: 58px;
    margin-bottom: 74px;
    background: #E63740;
    box-shadow: 0px 2px 0px 0px rgba(0, 0, 0, 0.04);
    border-radius: 2px;
    border: 1px solid #E63740;
    color: #fff;
    font-size: 30px;
    line-height: 58px;
}