body {
    font-family: 'Sevillana', cursive;
}

header {
    font-family: 'Unkempt', cursive;
    width: 900px;
    margin: 0px auto;
}

.main{
    width: 900px;
    margin: 0px auto;
}

#menu {
    list-style-type: none;
    display: block;
    position: relative;
}

#menu li{
    position: absolute;
    width: 15px;
    height: 15px;
    padding: 0px;
    margin: 0px;
    border: 2px solid #999999;
    text-align:center;
    font-weight: bold;
    font-size: large;
}

#menu li:hover {
    background-color: #555555;
    color: #FF9B43;
    background-image: none;
}

#menu .m_sel {
    background-image: url('imgs/minu.png');
    background-repeat: no-repeat;
}

#menu .m_unsel {
    background-image: url('imgs/plus.png');
    background-repeat: no-repeat;
}

#menu01 {
    top: 30px; left:0px;
}

#menu02 {
    top: 30px; left:25px;
}

#menu03 {
    top: 30px; left:50px;
}

#menu04 {
    top: 30px; left:850px;
}

#menu05 {
    top: 30px; left:875px;
}

.main .b_hide{
    display: none;
}

.main .b_show{
    width: 730px; min-height: 430px;
    margin: 40px auto;
    padding: 10px;
    border: 1px dashed grey;
}

.i_right{
    float: right;
    max-width: 300px;
    margin-left: 10px;
}

.i_left{
    float: left;
    max-width: 300px;
    margin-right: 10px;
}

.i_center{
    display: block;
    max-width: 300px;
    margin: 0px auto;
}