.p_top ul, .p_center ul {
    padding: 0;
}
.p_center li{
    list-style: none;
}
.del {
    clear: both;
}

.p_top p {
    font-size: 14px;
    line-height: 25px;
}

.p_top .row {
    margin: 0 3%;
}

.p_center ul li {
    font-size: 14px;
    line-height: 25px;
}

.p_top {
    min-height: 100px;
    background-color: #f9f9f9;
    padding: 30px 0 50px 0;
}

.p_b {
    margin: 0 auto;
}

.pb_left {
    float: left;
}

.p_title {
    color: #0BA8FF;
    font-weight: bold;
    margin-bottom: 15px;
    display: block;
}

h2 {
    font-size: 18px;
    color: #000;
    font-weight: normal;
    margin-bottom: 10px;
}

.pb_left ul li {
    font-size: 14px;
    line-height: 25px;
}

.pb_left ul {
    margin-bottom: 10px;
}

.pb_right {
    float: right;
}

.left_p {
    font-size: 14px;
    color: #8BA8FF;
    margin-bottom: 20px;
}

.pb_left span {
    display: block;
}

.pb_left span input {
    width: 0;
    border: none;
    height: 0;
    margin: 0;
    text-indent: 0;
}

.p_center .row {
    margin: 0 3%;
}

.p_top .overview_btn {
    display: inline-block;
    width: 213px;
    height: 60px;
    position: relative;
    background: url(../img/overview-btn.png) no-repeat;
    color: #fff;
    text-decoration: none;
}

.p_top .overview_btn span {
    top: 31px;
    left: 72px;
    position: absolute;
}

.p_top .win_buy {
    background-position: -236px -59px;
}

.p_top .mac_buy {
    background-position: -237px 0px;
    display: none;
}

.p_top .win_btn {
    background-position: 0px -59px;
}

.p_top .mac_btn {
    background-position: 0px 0px;
    display: none;
}

.p_top .win_buy span, .overview .mac_buy span {
    left: 92px;
}

.pb_right {
    margin-top: 20px;
    position:relative;
}



#cover{
    display: none;
    background:rgba(0,0,0,.5);
    height: 100%;
    width: 100%;
    position: fixed;
    z-index: 1000;
    top: 0px;
    left: 0px;
}
#ytb{
    width: 59px;
    top:43%;
    position: absolute;
    left: 43%;
    background: url('../img/vopen.png');
    background-repeat: no-repeat;
    color: #FFFFFF;
    text-align: center;
    line-height: 59px;
    text-indent: 100px;
    overflow: hidden;
}
#ytb:hover{
    background: url('../img/vover.png');
    background-repeat: no-repeat;
    color: #ef9a43;
    cursor: pointer;   
}
.video_box{
    margin: 6% auto;
    background: #FFFFFF;
    width: 62%;
    height: 79%;
    border-radius: 5px;

}
.vo_btn{
    margin-left: 1.2%;
    margin-top:5px;
    position: absolute;
    top:81%;
    background:#FFFFFF;
}
.video_win:hover{
    opacity: 0.6;
}

.video_l{
    margin-left: 20px;
}
.video_l:hover{
    opacity: 0.6;
}
.vo_close{
    margin-top:20px;
    width: 30px;
    height: 30px;
    background: #FFFFFF;
    border-radius: 15px;
    position: absolute;
    top: 6%;
    right: 18%;
    color:#999999 ;
    font-size: 22px;
    border: 1px solid #EEE;
    text-align: center;
}
.vo_close:hover{
     cursor: pointer;
     background: #EEE;
}

.clear{
    clear: both;
}
/* frame */
#video_frame{
    background:#cccccc;
    width: 96%;
    height: 80%;
    margin:2% 0 2% 2%;
    border: 0px;
}



.ios {
    position: relative;
    top: -70px;
    left: 300px;
}

.pb_a {

    text-align: center;
    width: 60%;
    line-height: 35px;
    background:#FDA42F;
    position: relative;
    color: #000000;
    display: block;
    font-size: 15px;
    top: 10px;
    margin:0 auto;
    margin-top:10px;
}


.pb_a:hover {
      color: #FFFFFF;
    text-decoration: underline;
}

.p_center {
    font-size: 14px;
    line-height: 25px;
}

.p_nav {
    height: 100px;
    border-bottom: 1px solid #ebebeb;
}

.p_nav ul {
    padding-top: 20px;
}

.p_nav ul li {
    float: left;
    text-align: center;
    width: 160px;
}

.secar {
    height: 78px;
    border-bottom: 3px solid #0ba8ff;
}

.secar a p {
    color: #0ba8ff;
}

.p_right {
    padding: 2% 0 0 1%;
}

.p_right img {
    float: right;
}

.p_right .p_text {
    float: left;
    width: 55%;
}

.p_right .p_text p {
    font-size: 14px;
    line-height: 25px;
}

.p_left img {
    float: left;
}

.p_left .p_text {
    float: right;
    width: 55%;
}

h3 {
    font-size: 22px;
    font-weight: normal;
    margin-bottom: 10px;
    line-height: 35px;
}

.fen {
    background: url("../img/fen.png");
    width: 100%;
    height: 16px;
    float: left;
    margin: 2% 0;
}

.wrap_foot {
    margin-bottom: 6%;
}

.wrap_title {
    font-size: 32px;
    margin-bottom: 2%;
}

.w_title {
    font-size: 20px;
    color: #0BA8FF;
}

.wrap_one {
    float: left;
    width: 27%;
    border-right: 1px solid #ccc;
    height: 310px;
}

.one_center img {
    float: left;
}

.one_center, .two_center {
    margin-top: 1%;
}

.author {
    float: left;
}

.two_center p {
    width: 65%;
    float: left;
    font-size: 14px;
    margin-left: 1%;
}

.one_center p {
    width: 65%;
    float: left;
    font-size: 14px;
    margin-left: 10px;
}

.wrap_two {
    float: left;
    width: 29%;
    border-right: 1px solid #ccc;
    margin-left: 20px;
    height: 310px;
}

.wrap_three {
    float: left;
    margin-left: 2%;
    width: 39%;
}

.author .a_name {
    font-size: 12px;
    color: #999;
    width: 100%;
    text-align: center;
}

.one_center ul li a {
    font-size: 14px;
    color: #333;
}

.one_center ul li {
    line-height: 25px;
}

.more {
    color: #8BA8FF;
    font-size: 13px;
}

.p_nav a:hover {
    text-decoration: none;
}

.slidenav {
    display: none;
}

.rollTop {
    background: none repeat scroll 0 0 #FCFCFC;
    border-bottom: 2px solid #D8D8D8;
    left: 0;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 12;
}

.rollTop .container {
    overflow: visible;
}

.container2 {
    margin: 0 auto;
    overflow: hidden;
    width: 80%;
}

.rollTop .nav {
    float: left;
    padding-top: 0;
}

.rollTop .nav li:first-child {
    border-left: 1px solid #D8D8D8;
}

.rollTop .nav li {
    border-right: 1px solid #D8D8D8;
    float: left;
}

.rollTop .nav li a {
    color: #555555;
    display: inline-block;
    font-size: 16px;
    height: 60px;
    line-height: 60px;
    padding: 0 20px;
}

.fr {
    float: right !important;
    margin-top: 10px;
}

.rollTop .nav li a:hover {
    background: #E6E6E6;
    text-decoration: none;
}

.orangebtn:hover, .orangebtn-s:hover {
    background: #FF8238;
    text-decoration: none;
}

.rollTop .bluebtn, .rollTop .bluebtn-b, .rollTop .orangebtn {
    float: right;
    margin-left: 5px;
}

.orangebtn, .orangebtn-s {
    background: #F6772C;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.bluebtn, .bluebtn-s, .orangebtn, .orangebtn-s, .graybtn {
    display: inline-block;
    background: #7BBB26;
    color: white !important;
    padding: 0 13px;
    font-size: 19px;
    font-weight: 600;
    height: 36px;
    padding: 0 20px;
    line-height: 36px;
    text-align: center;
    border-radius: 3px;
    text-decoration: none !important;
    -webkit-transition: all 0.3s;
    -moz-transition: all 0.3s;
    transition: all 0.3s;
    margin-bottom: 10px;
    position: relative;
    cursor: pointer;
}

.orangebtn:hover, .orangebtn-s:hover {
    background: #FF8238;
    text-decoration: none;
}

.rollTop .bluebtn, .rollTop .bluebtn-b, .rollTop .orangebtn {
    float: right;
    margin-left: 5px;
}

.orangebtn, .orangebtn-s {
    background: #F6772C;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.bluebtn:hover, .bluebtn-s:hover {
    background: #81C22B;
    text-decoration: none;
}

.w_box {
    margin-top: 10px;
}

.btn-mac {
    margin-top: 10px;
}
#thumb-nav {
    text-align: center;
    margin: 10px 0;
    display: none;
}

#thumb-nav span {
    font-size: 16px;
    background-color: #276899;
    padding: 7px 36px 7px 10px;
    border: 2px solid #fff;
    color: #fff;
    border-radius: 6px;
    margin: 0 auto;
    position: relative;
    display: inline-block;
}

#thumb-nav li {
    border: none;
}

#down {
    background: url(../img/down-icon.png) no-repeat 3px 4px;
    display: inline-block;
    width: 31px;
    height: 36px;
    border-left: 2px solid #fff;
    position: absolute;
    top: 0px;
}

#dropdown {
    display: none;
    position: absolute;
    top: 38px;
    left: 0;
    width: 100%
}

#dropdown a {
    padding: 15px 0;
    text-decoration: none;
    color: #fff;
    background-color: #547CA3;
    display: block;
    font-weight: initial;
    border-bottom: 1px solid #fff;
}

#dropdown a.active {
    background-color: #5C8FBC;
}
table{
    margin: 30px 0 !important;
    font-size: 14px;
}
table td {
    padding: 5px 0 5px 5px;
    border: 1px solid #333;
}
@media (max-width: 1200px) {
    .vo_close{
        top:6%;

    }
    .vo_btn{
        position: static;
        margin:0px;
        width: 100%;
        
    }
    .p_right img,.p_left img{
        width: 40%;
    }
    .p_right .p_text,.p_left .p_text{
        width: 55%;
    }
    .one_center p{
        width: 57%;
    }
}
@media (max-width: 992px) {
    .vo_close{
        top:5%;
    }
    .wrap_one{
        width: 48%;
    }
    .wrap_two{
        width: 48%;
    }
    .wrap_three{
        width: 100%;
    }
    .pb_a{
        display: none;
    }
    .fr{
        display: none;
    }
    .pb_right{
        display: none;
    }
      
}

@media (max-width: 768px) {
    .video_box{
     width: 100%;
   
    }
     .vo_btn{
        position: static;
        margin:0px;
        width: 100%;
        
    }
.vo_close{
    top:2.5%;
    right: -1%;
}

     .vo_btn{
        position: static;
        margin-left:1.2%;
        width: 100%;
        
    }
    .p_nav ul li{
        width: 24%;
    }
    .p_right .p_text, .p_left .p_text{
        width: 100%;
        float: none;
    }
    .p_right img, .p_left img{
        float: none;
        width: 75%;
        margin: 0 auto;
        display: block;
    }
    .wrap_one,.wrap_two{
        width: 100%;
        height: auto;
        margin: 0 0 1% 0;
        border: none;
    }
}
@media (max-width: 578px) {
    .vo_close{
    top:-1.5%;
    right: -3%;
}
    .video_win{
        float: left;
    }
    .wrap_title{
        font-size: 28px;
    }
    .container2{
        display: none;
    }
    #thumb-nav{
        display: block;
    }
    .rollTop {
        background-color: #4E89B8;
    }
  
}
@media (max-width: 400px) {
    .vo_btn{
        position: static;
        margin:0px;
        width: 100%;
        
    }
 
    .video_win{
       margin-left: 5%;
       margin-bottom: 3%;
    }
    .video_l{
         margin-left: 5%;
         margin-bottom: 3%;

    }
    

}