.portal-w{
    min-height:10px;
}

/* common css */
body, ul, ol, li, h1, h2, h3, h4, h5, h6, td, th, form, fieldset, img, dl, dt, dd {margin: 0; padding: 0;}
li, ol {list-style:none;}
img {border:0} 

body {
    -webkit-f1111ilter: grayscale(100%);
  }

.article p{
    line-height: 29px;
    font-size: 18px;
}