* {
    box-sizing: border-box;
    word-break: break-word;
}
.ggchat-landing-body {
    margin: 0;
    padding: 0;
    border: 0;
    background-color: #ffffff;
    font-family: "Microsoft YaHei";
    position: relative;
}

.ggchat-bg {
    background: url(../img/webp/ggchat-bg.webp);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    min-height: 100vh;
}
.ggchat-container {
    width: 1170px;
    margin: 0 auto;
    font-size: 0;
    position: relative;
    z-index: 5;
}
.ggchat-logo {
    margin: 0 auto;
    display: block;
    width: 28%;
    padding-top: 10%;
    padding-bottom: 4%;
}
.ggchat-text {
    text-align: center;
}

    .ggchat-text h4 {
        font-size: 40px;
        line-height: 1.5em;
        margin: 0;
        padding: 10px 0;
        color: #000000;
        font-weight: normal;
    }

    .ggchat-text h3 {
        font-size: 50px;
        line-height: 1em;
        margin: 0;
        padding: 10px 0;
        color: #ff0000;
        font-weight: normal;
    }

.ggchat-button {
    width: 22%;
    display: none;
    margin: 0 auto;
    margin-top: 5%;
}
    .ggchat-button img {
        width: 100%;
    }
.pc-btns {
text-align: center;
margin-top: 5%;
display: block;
}
.ggchat-button-pc {
    width: 22%;
    display: inline-block;
    margin: 0 20px;
}
    .ggchat-button-pc img {
        width: 100%;
    }
.ggc-stps {
    text-align: center;
    padding-top: 4%;
    width: 90%;
    margin: 0 auto;
}
    .ggc-stps img {
        margin: 0 auto;
    }

    .pwrd-hlpchat {
        position: fixed;
        top: 0;
        right: 0;
        height: 95%;
        width: 100%;
    }
    .pwrd-hlpchat p {
        color: #1f1f1f;
        display: inline-block;
        font-size: 20px;
        font-weight: bold;
        margin: 0;
        position: absolute;
        bottom: 0;
        right: 2%;
    }

.pwrd-hlpchat-ios {
    color: #1f1f1f;
    display: block;
    font-size: 20px;
    font-weight: bold;
    margin: 0;
    position: relative;
    text-align: right;
    padding-right: 2%;
    /*margin-top: 10%;
    padding-right: 5%;
    padding-bottom: 5%;*/
}
.pc-visible {
    display: block;
}
.mobile-visible {
    display: none;
}
.red {
    color: #d71f1c;
}
.svrprt {
    font-size: 18px;
    margin: 0;
    text-align: center;
    line-height: 1.5em;
    color: #363636;
    margin-top: 4%;
}
    .svrprt span {
        display: inline-block;
        line-height: 1;
    }
        .svrprt span img {
            vertical-align: middle;
            margin-left: 5px;
        }
@media (max-width: 1170px) {
    .ggchat-container {
    width: 100%;
}
}
@media (max-width: 1024px) {
    .ggchat-container {
        width: 80%;
    }
    .pc-btns {
        display: none;
    }

    .ggchat-logo {
        width: 30%;
        padding-top: 5%;
        padding-bottom: 4%;
    }

    .ggchat-button {
        display: block;
        width: 40%;
        margin-top: 5%;
    }

    .ggchat-text img {
        width: 70%;
    }
    .ggc-stps img {
        width: 50%;
    }
    .pc-visible {
        display: none;
    }

    .mobile-visible {
        display: block;
    }

    .svrprt {
        font-size: 2.2vw;
    }
    .svrprt span img {
        width: 7vw;
    }

}    
@media (max-width: 480px) {
    .ggchat-container {
        width: 100%;
    }

    .ggchat-logo {
        width: 45vw;
        padding-top: 10vw;
        padding-bottom: 7vw;
    }
    .ggchat-button {
        width: 55vw;
        margin-top: 6vw;
    }
    .btnios2 {
        margin-top: 4vw;
    }
    .ggchat-text img {
        width: 70vw;
    }
    .ggc-stps img {
        width: 57vw;
    }
    .pwrd-hlpchat p{
        font-size: 3.5vw;

    }
    .pwrd-hlpchat-ios {
        font-size: 3.5vw;
        padding-bottom: 5%;
    }
    .svrprt {
        font-size: 3.5vw;
        margin-bottom: 5%;
        margin-top: 7vh;
    }

        .svrprt span img {
            width: 15vw;
        }
}
/*@media screen and (max-width: 430px), screen and (max-height: 932px) {
    .ggchat-bg {
        min-height: 110vh;
    }
    .pwrd-hlpchat {
        position: absolute;
    }
}
@media screen and (max-width: 375px), screen and (max-height: 667px) {
    .ggchat-bg {
        min-height: 120vh;
    }
    .pwrd-hlpchat {
        position: absolute;
    }
}*/
@media screen and (max-width: 360px), screen and (max-height: 640px) {
    .ggchat-bg {
        min-height: 100vh;
    }
    .pwrd-hlpchat {
        position: absolute;
    }
}
@media screen and (max-width: 320px), screen and (max-height: 568px) {
    .ggchat-bg {
        min-height: 120vh;
    }
    .pwrd-hlpchat {
        position: absolute;
    }
}