body {
    box-sizing: border-box;
    background-color: antiquewhite;
    width: 1000px;
    margin: 0px auto;
}


/*@page {
    margin: 20px 10px 20px 10px;   /*上右下左*/


/*}*/

.container1 {
    background-color: rgb(228, 248, 242);
    border: 0px solid;
    width: 100%;
    margin: 0px auto;
}

.container2 {
    background-color: #e0dcb3;
    border: 0px solid;
    width: 100%;
    margin: 0px auto;
}

h1 {
    font-size: 100%;
    margin: 0px;
    padding: 0px;
}

h2 {
    font-size: 120%;
    margin: 0px;
    padding: 0px;
}

h3 {
    font-size: 100%;
    margin: 0px;
    padding: 0px;
}

header {
    border: 0px solid;
    position: static;
    top: 0px;
    width: 100%;
    background-color: rgb(0, 134, 133);
    margin: 0px auto;
    padding: 20px 0px 0px;
}