body{
        background-color:#fffad9;
        margin:0;
        padding:0;
        border:none;
        position:relative;


}

.backtoindex{
        border:none;
        padding:5px;
        position:absolute;
        background-color:#5c4d4c;
        top:20px;
        left:20px;
        display:flex;
        justify-content:center;
        align-items:center;
        color:#fffad9;
        font-family: YouYuan,Kaiti,SimSun,Arial, sans-serif;
        text-decoration:none;
}

.backtoindex:hover{
        background-color:#351e1c;
        transform: translateY(2px);
        box-shadow: 0 5px 10px rgba(0,0,0,0.2);
}

.container{
        border:none;
        display:flex;
        justify-content:center;



}



.content{
        border:none;
        width:80%;
}

.title{
        border:none;
        display:flex;
        justify-content:center;
        font-family:SimHei;
        font-size:10vw;
        color: coral;
        text-shadow: -1px 0 black, 0 1px black, 1px 0 black, 0 -1px black;

}



h1,h2,h3{
        border:none;
        color: coral;
                text-shadow: -1px 0 black, 0 1px black, 1px 0 black, 0 -1px black;
}


p.text{
        line-height:2;
        font-family: SimSun,Kaiti,Arial,sans-serif,YouYuan;
        font-size:20px;
}

p.tips-text{
        font-family: Kaiti,SimSun,Arial,sans-serif,YouYuan;
}