<style>
table,td {
  border : 1px solid black;
  border-collapse: collapse;
  height:auto;
  background-color: none;
}

table,td {
  border : 1px solid black;
  border-collapse: collapse;
  height:auto;
  text-align: center;
  margin:0px;
  font-size: 15px;
  padding-left: 10px;
  padding-right: 20px;
  width: 600px;
}
<style>
    * { margin: 0; padding: 0; }
    body { font-family: 'Helvetica', sans-serif; }
    li { list-style: none; }
    a { text-decoration: none; }
    table,td {
border : 1px solid black;
border-collapse: collapse;
height:auto;
background-color: none;
}
</style>
<!-- 헤더 -->
<style>
.title{
padding-left:15px;
font-size: 18px;
}
    #main_header {
        height: 60px;
        line-height: 60px;
        padding-left: 10px;
        border-bottom: 1px solid black;

        background: #1D4088;
        color: white;
    }
</style>
<!-- 네비게이션 -->
<style>
    #main_gnb {
        overflow: hidden;
        border-bottom: 1px solid black;
        background: #32394A;
    }
    #main_gnb > ul.left {
        overflow: hidden;
        float: left;
    }
    #main_gnb > ul.right {
        overflow: hidden;
        float: right;
    }
    #main_gnb > ul.left > li { float: left; }
    #main_gnb > ul.right > li { float: left; }

    /* a 태그 설정 */
    #main_gnb a {
        /* 레이아웃 설정 */
        display: block;
        padding: 10px 20px;

        /* 색상 설정 */
        border-left: 1px solid #5F6673;
        border-right: 1px solid #242A37;
        color: white;
        font-weight: bold;
    }
    body { min-width: 760px; }
</style>
<!-- 콘텐츠 -->
<style>
    #wrap { overflow: hidden; }
    #wrap > #main_lnb {
        float: left;
        width: 200px;
    }
    #wrap > #content_wrap {
        float: left;
        width: 100%;
        *width: 99.9%;
        margin-right: -200px;
    }
    #wrap > #content_wrap > #content { padding-right: 200px; }
</style>
<!-- 수직 목록 -->
<style>
    #wrap { background: #71B1D1; }
    #main_lnb > ul > li > a {
        display: block;
        height:40px; line-height: 40px;
        padding-left: 15px;

        border-top: 1px solid #96D6F6;
        border-bottom: 1px solid #6298B2;
        color: white;
        font-weight: bold;
    }
</style>
<!-- 본문 -->
<style>
    #content {
        background: white;
        border-left: 1px solid black;
    }
    article { padding: 10px; }
</style>
<!-- 푸터 -->
<style>
    #main_footer {
        padding: 10px;
        border-top: 3px solid black;
        text-align: center;
    }
</style>
a{
  text-decoration: none;
}
.title{
padding-left:15px;
font-size: 18px;
}
header{
font-size:25px;
padding-top : 25px;
padding-bottom: 20px;
background-color:#FAFAD2;
margin: 0px;
}
.maintext{
  text-align: center;
  margin:0px;
  font-size: 15px;
  padding-bottom: 10px;
  padding-top: 10px;
padding-left: 0px;
padding-right: 0px;
border: 1px solid red;
}
.bodytext{
  font-size: 14px;
}
.imp{
  color : red;

}
.imp2{
  color : blue;
}
.mobile{
  color: blue;
  font-size: 15px;
  padding: 0px;
}
.start{
  text-align: center;
  color: #FF6600;
  font-weight: bold;
}
/*네비게이션*/
.menu ul {
  color: #000000;
  padding: 0;
  margin: 0;
  list-style: none;
  text-align: center;
}
.menu li a {
  display: block;
  padding: 5px;
  padding-left: 30px;
  color: #000000;
  font-size: 14px;
  text-decoration:none
}
.menu li a:hover {
  background-color: #75dbe7;
}
.menu ul:after {
  content:"";
  display: block;
  clear: both
}
.menu li {
  float:left;
  width:auto;}
  /* sns 공유버튼*/
  .share {
    margin-top: 40px;
  }
  .share ul {
    margin: 0px;
    padding: 0px;
    list-style: none;
  }
  .share li a {
    display: block;
    padding: 10px 5px;
    color:#ffffff;
    font-size: 14px;
    text-align: center;
    text-decoration: none
  }
  .share-tw{
    background-color: #55acee
  }
  .share-fb{
    background-color: #3b5998
  }
  .share-gp{
    background-color: #dd4b39
  }
  .share li a:hover {
    opacity: 0.8;
  }
  .share ul:after {
    content: "";
    clear: both
  }
  .share li {
    float: left;
    width: 33.3333%;
  }
  @media (max-width: 599px){
  .share span {
    display: inline-block;
    text-indent: -9999px;
  }
  }
</style>
