/* html의 기본 margin, padding을 없애주는 유용한 */
* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}

/* 전체 CSS */
body {
    background-color: white;
    color: #333;
    font-size: medium;
    line-height: 1.5;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 30px;
}

.main {
    margin: 20px auto;
    color: black;
    line-height: 1.5; 
}

/* 상단 헤더 CSS */
ul {
    list-style-type: none;
}

.navbar {
    background-color: black;
    color: white;
    height: 60px;
}

.navbar .container {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.navbar ul {
    display: flex;
    flex-direction: row;
}

.navbar ul li {
    margin-left: 20px;
}

.navbar .logo {
    font-size: x-large;
    font-weight: bold;
}

.navbar a {
    color: white;
    text-decoration: none;
    font-size: large;
    font-weight: bold;
}

.navbar a:hover {
    border-bottom: 1.7px #aaa solid;
    color: #aaa;
}

/* --------------------------------------------------- */
h1 {
    font-size: 50px;
    margin-bottom: 10px;
}

.container{
    width: auto;
    margin: auto;
}

ul{
    list-style-type: none;
    margin: 10px;
}

li{
    margin: 10px;
}

.title{
    font-weight: bold;
    width: 80px;
    float: left;
}

fieldset{
    margin: 15px 10px;
}

legend{
    font-weight: bold;
    color: rgb(69, 76, 136);
    font-size: 18px;
    margin-left: 20px;
    padding: 5px;
}

.centered{
    text-align: center;
}

a {
    text-decoration: none;
    color: #000;
}

a:hover {
    color: #aaa;
}