html {
    margin: 0;
}

html,
body {
    scroll-behavior: smooth;
}

.toolbar-top {
    background-color: transparent !important;
}

.downloadBtnsGroup {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    align-content: center;
}

.hero {
    background: url(../img/background/banner-4.svg) no-repeat;
    background-size: cover;
    background-position: center bottom;
}

.hero .mdui-col {
    padding: 8px;
}

.hero>div {
    padding: 16px 16px;
}

.app-title {
    font-weight: 400;
}


.device {
    max-width: 290px;
    margin: auto;
    width: 100%;
    border: 6px solid #252629;
    /* border: 6px solid #fff; */
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 0.47;
}

.device .screen {
    width: 100%;
    display: block;
}

.device::before {
    content: "";
    background-color: #252629;
    height: 16px;
    width: 16px;
    display: block;
    border-radius: 50%;
    position: absolute;
    margin: auto;
    left: 0;
    right: 0;
    top: 8px;
}

.title {
    color: var(--mdui-color-primary);
}

.subTitle {
    font-size: 1rem;
}

.imgIcon {
    width: 24px;
    height: 24px;
}

.bigIcon {
    font-size: 56px;
}

.featureContent {
    font-size: medium;
}

/* 插画 */
.illustration {
    width: 100%;
    max-width: 400px;
    padding: 16px;
}

#features .mdui-card {
    min-height: 280px;
}

.features-items {
    margin-left: -16px;
    margin-right: -16px;
}

/* #introduce {
    background: url(../img/background/service-bg.svg) no-repeat;
    background-size: contain;
} */

/* 


#testimonials {
    background: url(../img/background/testimonials-bg.png) no-repeat;
    background-size: 40% 100%;
    background-position: left center;
} */

.user-comments {
    columns: 1;
    column-gap: 32px;
}

.services-cards {
    margin-left: -16px;
    margin-right: -16px;
}


.user-card {
    max-width: 640px;
    margin: 16px auto;
    padding-top: 40px;
    text-align: center;
    break-inside: avoid;
}

.user-card .mdui-card {
    overflow: visible;
    padding: 24px;
    padding-top: 32px;
}

.user-avatar {
    position: absolute;
    top: 0;
    margin-left: -36px;
    margin-top: -36px;
    display: inline-block;
    /* 4px */
    /* filter: drop-shadow(0 0.5px 4px var(--mdui-color-shadow-key-umbra)) drop-shadow(0 1px 5px var(--mdui-color-shadow-key-penumbra)) drop-shadow(0 0.5px 10px var(--mdui-color-shadow-ambient-shadow)); */
}

.user-avatar img {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    box-shadow: var(--mdui-shadow-4);
    background-color: white;
}

/* 用户头像右下角图标 */
.user-avatar::after {
    content: '\e253';
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: #4477e0;
    border: 3px solid white;
    display: block;
    position: absolute;
    bottom: 0;
    right: 0;
    font-family: 'Material Icons';
    font-weight: 900;
    color: white;
    text-align: center;
    line-height: 27px;
    font-size: .5rem;
    box-shadow: var(--mdui-shadow-4);
}

.user-name {
    margin: 8px 0;
    font-size: 1rem;
}

.user-message {
    display: block;
    margin: 16px 0;
}

.user-description {
    margin: 0;
    margin-top: 8px;
    margin-bottom: 0;
}

img.footer-title {
    height: 24px;
}


.svgi::before {
	width: 24px;
	content: '';
	background-color: currentColor;
    vertical-align: middle;
}

.svgi.svgi-gitee::before {
	height: 24px;
	-webkit-mask-image: url(../img/third/gitee-fill-round.svg);
	mask-image: url(../img/third/gitee-fill-round.svg);
}

.svgi.svgi-coolapk::before {
	height: 13px;
	-webkit-mask-image: url(../img/third/coolapk.svg);
	mask-image: url(../img/third/coolapk.svg);
	/* margin-bottom: 2px; */
}

.svgi.svgi-appchina::before {
	height: 13px;
	-webkit-mask-image: url(../img/third/appchina.png);
	mask-image: url(../img/third/appchina.png);
	/* margin-bottom: 2px; */
}

@media screen and (min-width:600px) {
    .hero>div {
        padding: 56px 56px;
    }

    .user-comments{
        columns: 2;
    }

}

@media screen and (min-width:1024px) {
    .user-comments {
        columns: 3;
    }
}

/* @media screen and (min-width:1920px) {
    .user-comments {
        columns: 4;
    }
} */

@media (prefers-color-scheme: dark) {
    .device {
        border-color: #fefefe;
    }

}