* {
    font-family: copperplate,  "Copperplate Gothic Light", fantasy, sans-serif;
    color: black;
    list-style: none;
    text-decoration: none;
    border-collapse: collapse;
    margin: 0px;
    padding: 0px;
    border: 0px;
}

.intro_bg {
    background-color: #645952;
    height: 818px;
}

h1 {
    font-size: 50px; 
    font-weight: 100;
    line-height: 100px;
}

.sections {
    box-shadow: 0px 0px 13px rgba(0, 0, 0, 0.3);
    top: -66px;
    position: relative;
    display: flex;
    width: 1080px;
    margin: auto; 
    font-size: 30px;
}

.sections > li {
    flex: 1;
    height: 132px;
    background: rosybrown;
}

.sections > li > div {
    text-align: center;
    background: rosybrown;
    border-right: 1px solid saddlebrown; 
    margin-top: 37px;
    height: 57px;
}

.contents11 {
    font-size: 20px;
}

.detail {
    text-align: center;
    margin: 2px;
    font-size: 12px;
    font-weight: lighter;
    line-height: 30px;
}

.detail a:hover {
    color: antiquewhite;
    opacity: 60%;
}

.sections > li > div {
    border-right: 0.5px solid black;
}

.contents {
    font-size: 15px;
    text-align: center;
    color: #645952;
}

h2 {
    font-size: 20px;   
}

.greeting {
    font-size: 20px; 
    font-weight: lighter;
}

.header {
    display: flex;
    margin: auto;
    height: 86px;
}

.LogoArea a:hover {
   color:rosybrown;
}

.nav li a:hover {
   color:rosybrown;
}

.LogoArea{
    width: 250px;
    height: 40px;
    font-size: 40px;
    padding-left: 55px;
    margin-top: 24px;
}

.LogoArea span{
   color: rosybrown;
}

.nav {
    display: flex;
    justify-content: flex-end;
    padding-right: 55px;
    width: calc(1280px - 250px);
    line-height: 86px;
}

.nav > li{
    margin-left: 84px;
}

.intro_text {
    width: 100%;
    margin: 231px auto 231px auto;
    text-align: center;
}

.intro_text > h1,
.intro_text > h2{
color: rosybrown;
}

/*main_text0*/
.main_text0 {
    width: 100%;
    height: 801px;
    margin-top: -152px;
    background: rosybrown;
}

.main_text0 > h1 {
    padding-top: 116px;
    text-align: center;
    line-height: 60px;
}

.main_text0 > .contents1, .contents2 {
    text-align: center;
    line-height: 60px;
}

.main_text0 > .contents1, .contents2 {
    text-align: center;
    line-height: 60px;
}

.contents2 a:hover{
    color: #645952;
    opacity: 22%;
}