html, body{
  min-height: 1000px;
  height: 100%;
  /* min-width: 1200px; */
  width: 100%;
  max-width: 1920px;
  margin: 0 auto;
}

body{
    background-repeat: no-repeat;
    background-position-x: center;
    font-family: 'NanumSquare', '돋음';
}

header, section{
  width: 100%;
}

::-webkit-input-placeholder { /* Chrome */
  color: #cdcdcd;
}
:-ms-input-placeholder { /* IE 10+ */
  color: #cdcdcd;
}
::-moz-placeholder { /* Firefox 19+ */
  color: #cdcdcd;
  opacity: 1;
}
:-moz-placeholder { /* Firefox 4 - 18 */
  color: #cdcdcd;
  opacity: 1;
}

a{ 
    cursor: pointer; 
    text-decoration: none;
}

.flex {
  display: flex;
  align-items: center;
}
.flex.center {
  align-items: center;
  justify-content: center;
}

header{
    box-sizing: border-box;
    position: relative;
    height: 110px;
}

header .margin{
    position: relative;
    height: 100%;
    width: 1050px;
    margin: 0 auto;
}

section{	
    box-sizing: border-box;
    position: relative;
    width: 100%;
    min-height: 70%;
    padding-top: 64px;
}

article{
    position: relative;
    min-height: 500px;
    height: auto;
    width: 1350px;
    margin: 0 auto;
}


aside{
    position: fixed;
    top: 0;
    right: 0;
    min-width: 10px;
    min-height: 10px;
}


footer{	
    box-sizing: border-box;
    position: relative;
    background-color: #272e34;
    color: #939393;
}

footer .margin{
    position: relative;
    height: 100%;
    width: 1050px;
    margin: 0 auto;
    text-align: center;
}
.main5_submit_btn{
    background-color: #fff;
    outline: none;
    border: none;
}
header .margin nav,
section .tab{
    font-size: 105%;
}

.modal {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  overflow: hidden;
  outline: 0;
  z-index: 1040;
}
.modal-backdrop {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-color: #000;
  opacity: .8;
}
.modal-dialog {
  position: relative;
  display: flex;
  align-items: center;
  width: auto;
  min-height: calc(100% - (9% * 2));
  margin: 3% auto;
}
.modal-dialog
.modal-content {
  position: relative;
  width: 100%;
}
body.modal-open {
  padding-right: 0px !important;
  overflow-y: auto;
}
.modal-open .modal {
  display: block;
  overflow-x: hidden;
  overflow-y: auto;
}