body{
    background-color: #ffffff;
    color: #333;
    /* font-family: "Roboto",Arial,sans-serif; */
    font-size: 13px;
    font-weight: 300;
    line-height: 1.4;
    height: 100%;
    position: relative;
    text-rendering: optimizeLegibility;
    width: 100%;
}
.apps{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    /*height: 60.5vh;*/
    margin-top: 3%;
    /* width: 80%; */
    /* margin-left: 10%; */
}
.apps .app{
    display: flex;
    min-height: 70vh;
    background-color: #ffffff;
    width: 90%;
    margin: 2% 5%;
    text-align: center;
}
.douvoice{
    background: url("../img/douvoice_bg.png") no-repeat;
    background-size: cover;
}
.onclick{
    background: url("../img/onclick_bg.png") no-repeat;
    background-size: cover;
}
.tt_talk{
    background: url("../img/tt_talk_bg.png") no-repeat;
    background-size: cover;
}
.zys{
    background: url("../img/zys_bg.png") no-repeat;
    background-size: cover;
}
.app-content{
    display: flex;
    align-items: center;
    width: 50%;
}
.app-content .app-content-left{
    margin-left: 25%;
    font-weight: 500;
}
.app-content h3{
    font-size: 30px;
    text-align:start;
    margin: 5% 0;
    letter-spacing:8px;
    font-weight: 600;
}
.app-content p{
    font-size: 24px;
    text-align:start;
    margin: 2% 0;
    letter-spacing:3px
}
.app-content .content-small{
    font-size: 16px;
}
.img img{
    cursor: pointer;
    margin:auto;
    display: table-cell;
    vertical-align: middle;
    text-align: center;
}
.img span{
    display: inline-block;
}
.download, .one_click_download, .wonder_download {
    margin-top: 5%;
    display: flex;
}


.download a, .one_click_download a, .wonder_download a {
    color: #ffffff;
    border-radius: 4px;
    background-color: #4A98E5;
    padding: 10px 20px 10px 30px;
    /*margin-bottom: 30px;*/
    line-height: 35px;
    font-size: 20px;
    display: flex;
    align-items: center;
    position: relative;
}
.download-arrow img{
    margin-left: 15px;
    width: 14px; /* 箭头宽度 */
    height: 14px; /* 箭头高度 */
    background-size: cover;
    background-repeat: no-repeat;
}
@media screen and (max-width: 480px) {
    .apps .app{
        display: flex;
        min-height: 30vh;
        background-color: #ffffff;
        width: 90%;
        margin: 2% 5%;
        text-align: center;
    }
    .download a, .one_click_download a, .wonder_download a {
        padding: 10px 5px;
        /* margin-bottom: 30px; */
        line-height: 20px;
        font-size: 14px;
    }
    .download-arrow img{
        margin-left: 5px;
        width: 8px; /* 箭头宽度 */
        height: 8px; /* 箭头高度 */
        background-size: cover;
        background-repeat: no-repeat;
    }
    .douvoice{
        background: url("../img/douvoice_bg.png") no-repeat;
        background-size: cover;
    }
    .onclick{
        background: url("../img/onclick_bg.png") no-repeat;
        background-size: cover;
    }
    .tt_talk{
        background: url("../img/tt_talk_bg.png") no-repeat;
        background-size: cover;
    }
    .zys{
        background: url("../img/zys_bg.png") no-repeat;
        background-size: cover;
    }
    .app-content{
        display: flex;
        align-items: center;
        width: 100%;
    }
    .app-content .app-content-left{
        margin-left: 5%;
    }
    .app-content h3{
        font-size: 16px;
        text-align:start;
        margin: 5% 0;
        letter-spacing:8px;
        font-weight: 600;
    }
    .app-content p{
        font-size: 14px;
        text-align:start;
        margin: 2% 0;
        letter-spacing:3px
    }
    .app-content .content-small{
        font-size: 12px;
    }
    @media screen and (max-width: 350px) {
        .logo span{
            font-size: 20px;
        }
    }
}