.web-title-1 {
    text-align: center;
    font-size: 30px;
    line-height: 30px;
}
.web-title-1 span {
    display: block;
    font-size: 15px;
    color: #666;
    margin-top: 20px;
}
/* tab切换 */
.wrapper {
    width:100%;
    height: auto;
    margin: 0 auto;
}
.case {
    width: 100%;
    background: #FFFFFF;
    padding: 0 0 15px;
}
.align-items {
    -webkit-box-align: center;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    -o-align-items: center;
    align-items: center;
}
.fle_c {
    justify-content: center;
    -webkit-justify-content: center;
    -moz-box-pack: center;
    -webkit--box-pack: center;
    box-pack: center;
}
.fle_w {
    -webkit-flex-wrap: wrap;
    -moz-flex-wrap: wrap;
    -ms-flex-wrap: wrap;
    -o-flex-wrap: wrap;
    flex-wrap: wrap;
}
.fle {
    display: flex;
    display: -webkit-box;
    display: -moz-box;
    display: -ms-flexbox;
    display: -webkit-flex;
}
.case .active {
    border-bottom: 2px solid #1F89E5;
}
.case .category {
    margin: 30px 0 60px;
    margin-right: 30px;
    line-height: 46px;
    color: #4B4B4B;
    font-size: 20px;
    cursor: pointer;
}
.case .list {
    width:20%;
    background: rgba(255,255,255,1);
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    margin-right:35px;
    margin-bottom: 39px;
    /* cursor: pointer; */
    /* position: relative; */
}
.case .list img {
    max-width: 100%;
    height: auto;
    /* box-sizing: border-box; */
    .border: 0;
    vertical-align: middle;
}
.solution {
    width: 100%;
}
.uk-text-center {
    text-align: center !important;
}
.solution .qq_icon {
    width: 279px;
    height: 61px;
    border: 0;
    margin: 50px auto 0;
    padding: 0;
    line-height: 61px;
    text-align: center;
    background: rgba(31,137,229,1);
    border-radius: 6px;
    font-size: 20px;
    color: rgba(255,255,255,1);
}
/* 文字介绍 */
.container1{
	padding: 50px;
}
.ch3{
	margin: 50px 0;
	color: #17a2b8;
}
.txt{
	color: #666;
	text-indent:3em;
	line-height: 30px;
	text-align: center;
}
.span{
	color: #333;
}
.num{
	font-size: 20px;
	color: #000000;
	font-weight: 400;
}