html {
    font-size: 12px;
}

body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td {
	margin: 0;
	padding: 0;
}

ul, ol {
	list-style: none;
}

a {
	text-decoration: none;
}

input::placeholder {
    color: #bbb;
    font-size: 2.17rem;
}

input:focus {
    outline: none;
}


footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 13.83rem;
    background: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: space-around;
}

footer .footer-item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 1.5rem;
    font-family: PingFangSC-Regular, PingFang SC;
    font-weight: 400;
    color: #333;
    line-height: 2.17rem;
}

.footer-item.active {
    color: #0066FF;
}

footer .footer-item img {
    height: 3.83rem;
    margin-bottom: 0.83rem;
}