/* banner start*/
.banner {
    width: 100%;
    height: 400px;
    background: url(../images/customer-support/self-service/banner-bg.png) center center no-repeat;
    background-size: cover;
    text-align: left;
}

.banner-layout {
    margin-top: 140px;
    vertical-align: middle;
}

.banner-title {
    margin-bottom: 30px;
    font-size: 40px;
    color: #071928;
}
/* banner end */

/* problems*/
.section-title{
    font-size: 32px;
    color: #061828;
    line-height: 40px;
    padding: 70px 0 20px;
}

.section-slogan{
    font-size: 14px;
    color: #0D0A26;
    line-height: 26px;
    opacity: 0.75;
    margin: 0 auto 45px;
}

.problems-box{
    display: none;
    width: 1200px;
    margin: auto;
    margin-bottom: 90px;
}

.problems-box-txt,.problems-box-img{
    width: 100%;
    display: flex;
    flex-direction: row;
}

.problems-box-txt>div,.problems-box-img>div{
    width: 393px;
}

.problems-box-img>div {
    height: 306px;
    margin-right: 10px;
    margin-top: 20px;
}

.problems-box-img>div:nth-child(3n+0) {
    margin-right: 0;
}

.problems-box-img>div:hover{
    background: #FFFFFF;
    box-shadow: 0px 5px 10px 0px rgba(18, 32, 46, 0.14);
}


.problems-box-item:hover{
    color: #0086F1;
}

.problems-box-item{
    font-size: 16px;
    color: #0E1C28;
    line-height: 24px;
    opacity: 0.85;
    margin: 0 2em;
    margin-bottom: 20px;
    text-align: left;
}

.problems-box-item::before{
    /* content: '—'; */
    content: '-';
    font-size: 16px;
    font-weight: bold;
    padding-right: 8px;
}

.problems-box-img>div{
    background: #F7F7F7
}

.problems-box-img-img{
    position: relative;
}

.problems-box-img-img img{
    width: 100%;
}

.problems-box-img-desc{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 32px;
}

.problems-box-title{
    font-size: 20px;
    color: #061828;
    line-height: 24px;
    text-align: left;
}

.problems-box-slogan{
    font-size: 14px;
    color: #061828;
    line-height: 14px;
    opacity: 0.85;
    margin-top: 10px;
}

.problems-box-img-txt{
    padding-top: 30px;
}

.problems-nav {
    cursor: pointer;
}

.problems-nav:first-child {
    margin-right: 25px;
}

.problems-nav:last-child {
    margin-left: 25px;
}

/* problems end */

/* study start */

.study{
    position: relative;
}

.study-desc{
    position: absolute;
    top: 60px;
    left: 50%;
    transform: translateX(-50%);
}

.study-section-title{
    padding: 0 0 20px;
}

.study-section-slogan{
    line-height: 14px;
}

.study-more{
    width: 100px;
    height: 40px;
    background: #0086F1;
    border: 1px solid #0086F1;
    font-size: 14px;
    color: #FFFFFF;
    line-height: 40px;
    text-align: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 53px;
}

/* study end */

/* tools start */

.tools{
    padding-bottom: 90px;
    background: #F7F7F7;
}

.tools-box{
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    margin-top: 20px;
}

.tools-box a{
    margin-bottom: 20px;
}

.tools-box a:not(:nth-child(3n)){
    margin-right: 20px;
}

.tools-box-item{
    width: 386px;
    height: 110px;
    background: #FFFFFF;
    display: flex;
    flex-direction: row;
    align-items: center;
}

.tools-box-item:hover{
    box-shadow: 0px 5px 10px 0px rgba(18, 32, 46, 0.14);
}


.tools-box-item-left{
    margin-left: 35px;
    margin-right: 15px;
}

.tools-box-item-right{
    text-align: left;
    margin-right: 58px;
}

.tools-title{
    height: 20px;
    font-size: 20px;
    color: #0D0A26;
    margin-bottom: 10px;
}

.tools-box-item:hover .tools-title{
    color: #0086F2;
}

.tools-slogan{
    font-size: 14px;
    line-height: 21px;
    color: #0D0A26;
    opacity: 0.75;
}

/* tools end */

.active {
    color: #0086F1;
}