* {
  -webkit-box-sizing: border-box;
     -moz-box-sizing: border-box;
          box-sizing: border-box;
}
/*图片边框*/
.img-thumbnail {
  display: inline-block;
  max-width: 100%;
  height: auto;
  padding: 4px;
  line-height: 1.42857143;
  border: 1px solid #ddd;
  border-radius: 4px;
  -webkit-transition: all .2s ease-in-out;
       -o-transition: all .2s ease-in-out;
          transition: all .2s ease-in-out;
}
/*图片边框结束*/
.col-md-2,.col-sm-4{position: relative;  min-height: 1px;  padding-right: 15px;  padding-left: 15px;}
@media (min-width: 769px) {
.col-sm-4,.col-sm-5 {float: left;}
.col-sm-4 {width: 25%;}
.col-sm-5 {width: 16%;}
}
/*
@media (min-width: 992px) {
  .col-md-1, .col-md-2, .col-md-3, .col-md-4, .col-md-5, .col-md-6, .col-md-7, .col-md-8, .col-md-9, .col-md-10, .col-md-11, .col-md-12 {
    float: left;
  }

  .col-md-2 {
    width: 16.66666667%;
  }
}
*/
@media screen and (min-width:480px) and (max-width:768px) {
.col-mm-6{float: left;}
.col-mm-6 {width: 50%;}
}
@media screen and (min-width:480px) and (max-width:768px) {
.col-mm-6 {float: left;}
.col-mm-6 {width: 50%;}
}
/*# sourceMappingURL=bootstrap.css.map */