@media screen and (max-width: 970px) {
  ul.nav {
    padding-left: 0;
  }
  
  ul.nav a {
    padding: 0.4em 0.8em;
    /* border: 1px solid red; */
  }
  
  #loginForm input.loginUsername, #loginForm input.loginPassword {
    width: 6.5em;
  }
  
  div#linkContent {
    padding: 0.3em;
  }
  
  div#signinConent {
    padding: 0.5em;
  }
  
  /* reduce attendance input width */
  input.datetimepicker {
    width: 10em;
  }
  
  fieldset.noStyleFieldset, div#signinConent {
    font-size: 1em;
  }
}

@media screen and (max-width: 720px) {
  ul.nav a {
    padding: 0.3em 0.6em;
    /* border: 1px solid red; */
  }
  
  #loginForm input.loginUsername, #loginForm input.loginPassword {
    width: 5.5em;
    height: 30px;
  }
  
  div#signinConent {
    padding: 0.2em;
  }
  
  div#linkContent {
    padding: 0;
  }
}

@media screen and (max-width: 680px) {
  .xs-hide {
    display: none;
  }
  
  .xs-show {
    display: inline-block;
  }
  
  div#containerLeft, div#content {
    clear: both;
    width: 100%;
    margin: 0 auto;
  }
  
  /* mobile device */
  div#container {
    width: 100%;
    background: none;
    padding: 0;
    border: none;
    border-radius: 0;
  }
  div#content {
    float: none;
    background: none;
    border: none;
    border-radius: 0;
    box-shadow: none;
    
  }
  header {
    background: lightgray;
    border: none;
  }
  div#insideHeader {
    width: 100%;
    padding: 0;
    padding-top: 0.5em;
  }
  div#insideHeader .title {
    float: right;
    margin: 0.3em;
    font-size: 1.5em;
    font-weight: bold; 
    color: #26282b;
  }
  ul.nav {
    padding: 0;
    width: 100%;
  }
  ul.nav li:first-child a {
    border-radius: 0;
  }
  ul.nav li:nth-last-child(2) a {
    border-radius: 0;
  }

}

@media screen and (max-width: 520px) {
  ul.nav a {
    padding: 0.2em 0.4em;
    /* border: 1px solid red; */
  }
  
}

@media screen and (max-width:480px) { 

  /* searchDiv*/
  div.searchDiv {
    padding: 10px 20px;
    border-top: 20px solid #f2a44f;
  }
  
  div.searchDiv span {
    margin: .4em 0;
  }
  
  div.searchDiv input:not([type="submit"]):not([type="button"]):not([type="radio"]),
  div.searchDiv select {
    padding: 2px 12px;
  }
  
  div.searchDiv input:not([type="submit"]):not([type="button"]):not([type="radio"]) {
    width: 50%;
  }
  
/*   div.searchDiv p:first-child span:not(.xs-min-width5) { */
/*     margin: 0px; */
/*   } */
  
  div.searchDiv p:nth-child(2) {
    margin-left: 0px;
  }
  
  textarea {
    width: 100%;
  }
}