@media screen and (max-width: 1200px) {
   
}

@media screen and (max-width: 990px) {
    .sv_header span {
        left: 8%;
        top: 28%;
    }
    .one .one_right {
        float: none;
    }
    .three .one_right {
        float: none;
    }
    .five .one_right {
        float: none;
    }
    .one,.two,.three,.four,.five {
        text-align: center;
    }
    .five .one_left img {
         margin-right: 0px;
    }
    .one_right {
        margin-right: 0px;
    }
}

 @media screen and (max-width: 770px) {
    .sv_header span {
        color: #fff;
        position: absolute;
        left: 8%;
        top: 16%;
    }
    .sv_header span h1 {
        font-size: 41px;
    }
    .sv_header span h4 {
        font-size: 27px;
        margin-top: 24px;
    }
    #focus_Box {
        width: 339px;
    }
    #focus_Box ul {
        width: 300px;
        height: 266px;
    }
    .one_right h1 {
        margin-top: 0px;
    }
    .two img {
        width: 80%;
    }
    .three img {
        width: 80%;
    }
    .four .one_left {
        width: 66%;
        height: 187px;
        margin-right: 50px;
    }
    .five .one_left img {
        width: 80%;
    }
    .one_right {
        width: 80%;
    }
    
    
 }
 @media screen and (max-width: 500px) {
    .sv_header span {
        left: 8%;
        top: 27%;
    }
    .sv_header span h1 {
        font-size: 27px;
    }
    .sv_header span h4 {
        font-size: 17px;
        margin-top: 11px;
    }
    .one_right h1 {
        font-size: 127px;
    }
    .two .theone.container {
        padding: 20px 0;
    }
    .one_right h3 {
        font-size: 26px;
        margin-top: 5px;
        margin-bottom: 19px;
    }
    .one_right h4 {
        font-size: 16px;
    }
}