@font-face {
    font-family: 'AlibabaPuHuiTi-3-65-Medium';
    src: url('../fonts/AlibabaPuHuiTi-3-65-medium/AlibabaPuHuiTi-3-65-Medium.eot') format('embedded-opentype'),
         url('../fonts/AlibabaPuHuiTi-3-65-medium/AlibabaPuHuiTi-3-65-Medium.otf') format('opentype'),
         url('../fonts/AlibabaPuHuiTi-3-65-medium/AlibabaPuHuiTi-3-65-Medium.ttf') format('TrueType'),
         url('../fonts/AlibabaPuHuiTi-3-65-medium/AlibabaPuHuiTi-3-65-Medium.woff') format('woff'),
         url('../fonts/AlibabaPuHuiTi-3-65-medium/AlibabaPuHuiTi-3-65-Medium.woff2') format('woff2');
}

@font-face {
    font-family: 'AlibabaPuHuiTi-3-35-Thin';
    src: url('../fonts/AlibabaPuHuiTi-3-35-Thin/AlibabaPuHuiTi-3-35-Thin.eot') format('embedded-opentype'),
         url('../fonts/AlibabaPuHuiTi-3-35-Thin/AlibabaPuHuiTi-3-35-Thin.otf') format('opentype'),
         url('../fonts/AlibabaPuHuiTi-3-35-Thin/AlibabaPuHuiTi-3-35-Thin.ttf') format('TrueType'),
         url('../fonts/AlibabaPuHuiTi-3-35-Thin/AlibabaPuHuiTi-3-35-Thin.woff') format('woff'),
         url('../fonts/AlibabaPuHuiTi-3-35-Thin/AlibabaPuHuiTi-3-35-Thin.woff2') format('woff2');
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}
section {
    width: 100%;
    padding: 3rem 0;
}
@media (min-width: 768px) {
    section {
        padding: 6rem 0;
    }
}
@media (min-width: 1024px) {
    section {
        padding: 8rem 0;
    }
}
h2 {
    font-family: 'AlibabaPuHuiTi-3-65-Medium', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    margin-bottom: 1.5rem;
    text-align: center;
}
@media (min-width: 640px) {
    h2 {
        font-size: 2.5rem;
    }
}
@media (min-width: 768px) {
    h2 {
        font-size: 3rem;
    }
}
p {
    max-width: 700px;
    margin: 0 auto 2rem;
    color: #6b7280;
    text-align: center;
}
@media (min-width: 768px) {
    p {
        font-size: 1.25rem;
        line-height: 1.6;
    }
}
.grid {
    display: grid;
    gap: 1rem;
}
.grid-cols-2 {
    grid-template-columns: repeat(2, 1fr);
}
@media (min-width: 768px) {
    .grid-cols-3 {
        grid-template-columns: repeat(3, 1fr);
    }
}
.btn {
    display: inline-flex;
    height: 2.5rem;
    align-items: center;
    justify-content: center;
    border-radius: 0.375rem;
    background-color: #18181b;
    padding: 0 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: #fafafa;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    transition: background-color 0.2s;
    text-decoration: none;
    width: 100%;
}
.btn:hover {
    background-color: rgba(24, 24, 27, 0.9);
}
.btn:focus {
    outline: none;
    ring: 1px;
    ring-color: #0c0c0d;
}
.items-center {
    align-items: center;
}
.justify-center {
    justify-content: center;
}
.text-center {
    text-align: center;
}