/* *{
    margin: 0;
    padding: 0;
} */


.at-component img{
    width: 100%;
}

.at-component .at-nav > p > img{
    display: none;
}
.at-component .at-nav{
    position: sticky;
    top: 105px;
    background-color: #fff;
    width: 100%;
    border-bottom: 1px solid #e5e5e5;
        height: 50px;
        display: flex;
        align-items: center;
       
        overflow: hidden;
        box-sizing: border-box;
        justify-content: center;
        z-index: 9;
}
.at-component .at-nav > div{
    display: flex;
    height: 100%;
}
.at-component .at-nav p {
 margin: 0 10px;
 font-size: 13px;
 cursor: pointer;
 height: 100%;
 display: flex;
 align-items: center;
 line-height: 1.5;
 position: relative;
}
.at-component .at-nav p.active::after{
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: red;
}

.at-component .txt-component{
    width: 75%;
    margin: 70px auto 0;
}

.at-component .txt-component h2{
    font-size: 34px;
    margin-bottom: 20px;
    text-align: center;
    line-height: 1.5;
}
.at-component .txt-component h3{
    font-size: 27px;
     margin-bottom: 20px;
     line-height: 1.5;
}
.at-component .txt-component p{
    font-size: 17px;
     margin-bottom: 20px;
         color: #666;
         line-height: 1.5;
}

.at-component .sec2{
    width: 75%;
    margin: 70px auto 0;
}
.at-component .sec2 img{
   margin-right: 20px;
   width: 48%;
   float: left;
   margin-bottom: 0;
}
.at-component .sec2 p{
    font-size: 17px;
     margin-bottom: 20px;
         color: #666;
         line-height: 1.5;
}
.at-component .sec2 h3{
    font-size: 27px;
     margin-bottom: 20px;
     line-height: 1.5;
}
.at-component .at-a{
    display: flex;
    flex-wrap: wrap;
    flex-direction: column;
    text-decoration: underline;
    color: #666;
}

.at-component .at-a a{
    font-size: 17px;
    text-decoration: underline;
    color: #666;
    line-height: 1.5;
}
.at-component .at-a a:last-child{
    margin-top: 10px;
}
.at-component .sec4{
    width: 75%;
    position: relative;
     margin: 70px auto 0;
}
.at-component .sec4-txt{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    color: #fff;
    text-align: center;
    width: 90%;

}
.at-component .sec4-txt h3{
    font-size: 34px;
    line-height: 1.5;
    
}
.at-component .sec4-txt p{
    font-size: 18px;
    line-height: 1.5;
}
.at-component .sec4-txt a{
     font-size: 18px;
    line-height: 1.5;
    color: #fff;
    text-decoration: underline;
}
.at-component .sec4-txt div{
    background-color: #c7000b;
    width: 100px;
    height: 2px;
    margin: 8px auto 22px;
}


@media (max-width: 1366px) {
.at-component .at-nav{
    position: sticky;
    top: 56px;
    background-color: #fff;
    width: 100%;
    border-bottom: 1px solid #e5e5e5;
        height: 50px;
        display: flex;
        align-items: center;
       
        overflow: hidden;
        box-sizing: border-box;
        justify-content: center;
        z-index: 9;
}
}
@media (max-width: 991px) {
    .at-component .txt-component {
        width: calc(100% - 30px);
        margin: 70px auto 0;
    }
    .at-component .sec2 {
       width: calc(100% - 30px);
    margin: 70px auto 0;
}
.at-component .sec2 img {
    margin-right: 0;
   width: 100%;
    float: none;
    margin-bottom: 0;
    margin: 0 auto 20px;
}
.at-component .txt-component h2 {
    font-size: 24px;
}
.at-component .txt-component h3 {
    font-size: 18px;
}
.at-component .sec2 h3 {
    font-size: 18px;
}
.at-component .sec2 p {
    font-size: 16px;
}
.at-component .txt-component p {
    font-size: 16px;
}
.at-component .at-a a {
    font-size: 16px;
}
.at-component .sec4 {
     width: calc(100% - 30px);
    margin: 70px auto 0;
}
.at-component .sec4-txt h3 {
    font-size: 24px;
}
.at-component .sec4-txt p {
    font-size: 14px;
}
.at-component .sec4-txt a {
    font-size: 14px;
}

.at-component .at-nav{
    display: flex;
    flex-wrap: wrap;
        overflow: inherit;
}
.at-component .at-nav > div{
    position: absolute;
    top: 50px;
    display: none;
            width: 100%;
        left: 0;
        background-color: #ffff;
        height: auto;
}

.at-component .at-nav > p{
    width: 100%;
    position: relative;
            justify-content: space-between;
}
.at-component .at-nav > div > p{
    padding: 10px 0;
    border-bottom: 1px solid #d4d4d4;
            height: auto;
            background-color: #fff;
}



.at-component .at-nav > p > img{
    display: block;
    width: 25px;
    transition: .3s;
}
.at-component .at-nav > p > img.active{
    transform: rotate(180deg);
 
}
.at-component .at-nav p.active::after{
    content: none;
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: red;
}
}