.mennu{
    height: 10%; 
}
.mennu a{
    float: left;
    text-decoration: none;
    margin-left: 20%;
    font-size: 24px; 
    font-weight: bold;
}
h1{
    margin-top: 100px;
    text-align: center;
    font-size: 20px;
}
h2{
    margin-top: 50px;
    text-align: left;
    font-size: 16px;
}
p{
    font-size: 14px;
}
.title{
    margin-top: 5%;
    margin-left: 5%;
    width: 10%;
}
.title li{
    float: left;
    font-size: 20px; 
    font-weight: bold; 
    line-height: 400%;
    list-style-type: none;
}
.chapterhead{
    text-align: center;
    font-size: 18px;
    font-weight: bold;
    margin-top: 5%;
}
.head1{
    text-align: left;
    font-size: 16px;
    font-weight: bold;
    margin-top: 2%;
    margin-left: 25%;
}
.detail{
    text-indent:2em;
    margin-left: 25%;
}
.content{
    width: 80%;
}