.bg-f2f6ff {
    background-color: #f2f6ff;
}
.install-block .container {
    margin: 0 auto;
    padding: 70px 0;
    width: 940px;
}
.container h1 {
    margin: 0;
    font-size: 36px;
    color: #465d90;
    text-align: center;
    font-weight: 700;
}
.container p {
    margin: 10px 0 0 0;
    line-height: 1.4;
    font-size: 27px;
    font-weight: 600;
    color: #0c1017;
    text-align: center;
}
.container .install-features {
    margin: 35px auto 0 auto;
    width: 860px;
}
.container .install-features p {
    font-size: 26px;
    color: #2c2c2c;
}
.container .install-features h1 {
    text-align: center;
}
.container .install-features h1 span {
    position: relative;
    top: -3px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 15px;
    width: 42px;
    height: 42px;
    line-height: 42px;
    font-weight: normal;
    font-size: 24px;
    color: #ffffff;
    text-align: center;
    background-color: #465d90;
}
.container .install-features .if-img {
    margin: 30px 0;
    width: 382px;
    height: 280px;
    cursor: pointer;
}
.container .install-features .if-left {
    width: 382px;
    float: left;
}
.container .install-features .if-right {
    width: 382px;
    float: right;
}
.container .reasons {
    margin: 40px 0 0 0;
}
.container .reasons .reason {
    float: left;
    margin-right: 30px;
    width: 164px;
}
.container .reasons .reason .reason-txt {
    margin-top: 20px;
    font-size: 22px;
    font-weight: 600;
    color: #0b1018;
    text-align: center;
    word-break: break-word;
}
.container .reasons .reason-img {
    margin: 0 auto;
    width: 105px;
    height: 84px;
    background: url('/images/du/install/install-du-sprite.png') 0 0 no-repeat transparent;
}
.container .reasons .reason5 {
    margin-right: 0;
}
.container .reasons .reason1 .reason-img {
    width: 80px;
    background-position: 0 -303px;
}
.container .reasons .reason2 .reason-img {
    width: 81px;
    background-position: -119px -303px;
}
.container .reasons .reason3 .reason-img {
    width: 86px;
    background-position: -240px -303px;
}
.container .reasons .reason4 .reason-img {
    width: 79px;
    background-position: -367px -303px;
}
.container .reasons .reason5 .reason-img {
    background-position: -488px -303px;
}
.container .trouble .trouble-tbl {
    display: table;
    margin: 40px auto 0 auto;
}
.container .trouble .trouble-tbl .trouble-btn-faq,
.container .trouble .trouble-tbl .trouble-btn-email {
    border-radius: 30px;
    border: 2px solid #3e5e94;
    display: table-cell;
    vertical-align: middle;
    padding: 0 10px;
    width: 255px;
    height: 56px;
    line-height: 1.2;
    font-weight: 700;
    font-size: 20px;
    color: #3e5e94;
    text-align: center;
    background-color: #f2f6ff;
}
.container .trouble .trouble-tbl .trouble-btn-email {
    margin-left: 10px;
}
.container .trouble .trouble-tbl .trouble-btn-faq:hover,
.container .trouble .trouble-tbl .trouble-btn-email:hover {
    border-color: #f2f6ff;
    color: #f2f6ff;
    background-color: #3e5e94;
    text-decoration: none;
}
/*Fancy video*/
.fancy-video {
    margin-top : 10px;
    text-align : center;
}
.fancy-video a {
    font-weight     : 600;
    font-size       : 30px;
    color           : #465d90;
    text-decoration : underline;
}
.fancy-video a:hover {
    text-decoration : none;
}
/*Fancy video*/
@media screen and (max-width: 940px) {
    .install-block .container {
        width: auto;
    }
    .install-block .container .reason-wrapper:after {
        display: table;
        content: ' ';
        clear: both;
        padding-top: 20px;
    }
}
@media screen and (max-width: 860px) {
    .container .install-features {
        width: auto;
    }
    .container .install-features .if-right,
    .container .install-features .if-left {
        float: none;
        margin: 0 auto;
    }
    .container .install-features .if-right {
        margin-top: 40px;
    }
}