*{
    margin: 0;
    padding: 0;
}
ul{
    list-style: none;
}

 #wrap{
    width: 800px;
    margin: 30px auto;
    background-color: rgb(220, 230, 245);
}

#header{
    background-color: rgb(182, 216, 255);
    height: 50px;
    margin-bottom: 20px;
    margin-left: 30px;
    margin-right: 30px;
    text-align: center;
    line-height: 50px;
}

#side{
    background-color: rgb(111, 147, 214);
    width: 150px;
    height: 100px;
    margin: 25px;
    text-align: center;
    line-height: 100px;
}

#main{
    background-color: rgb(124, 163, 235);
    width: 150px;
    height: 100px;
    margin: 25px;
    text-align: center;
    line-height: 100px;
}

#navi{
    background-color: rgb(89, 128, 187);
    width: 500px;
    height: 300px;
    float: right;
    margin-right: 30px;
}

#contents{
    background-color: rgb(142, 176, 214);
    border: 3px solid rgb(142, 176, 214);
    width: 200px;
    height: 295px;
    float: left;
    margin-left: 30px;
    margin-bottom: 10px;
}

#footer{
    background-color: rgb(114, 162, 226);
    clear: both;
    height: 30px;
    margin-left: 30px;
    margin-right: 30px;
    text-align: center;
    line-height: 30px;
}

/*.box{
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -160px;
    margin-left: 125px;
}*/