/* 基础设置 */
body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td{
    margin: 0;
    padding: 0;
}
img {
    /* 底部留白 */
    display: block;
	border:0;
}

b,strong {
    font-weight: 400;
}

h1,h2,h3,h4,h5,h6 {
    /* 父元素字号的百分比 */
    font-size: 100%;
    font-weight: normal;
}

i,em {
    /* 不倾斜 */
    font-style: normal;
}

u,ins,s,del {
    /* 去掉中划线和下划线 */
    text-decoration: none;
}

table {
    border: 1px solid #999;
    /* 相当于是cellspacing */
    border-spacing: 0;
    /* 1px边框 */
    border-collapse: collapse;
}

td,th {
    border: 1px solid #999;
}

input,button {
    /* 去掉轮廓线 */
    outline: none;
    border:none;
}

/* 风格设置 */
body {
    font: 12px/1.5 "Microsoft YaHei", Tahoma, Helvetica, Arial, "\5b8b\4f53", sans-serif;
    color: #333;
}

a {
    text-decoration: none;
    color: #666;
}

a:hover {
    color:#DD302D;
    text-decoration: none;
}

.leftfix {
    float: left;
}

.rightfix {
    float: right;
}

.clearfix::after {
    content: "";
    display: block;
    clear: both;
}

.alert {
    padding: 15px;
    border: none;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    font-size: 16px;
    line-height: 1.5em;
  }

  .alert-success {
    background-color: #dff0d8;
    color: #3c763d;
  }

  .alert-info {
    background-color: #d9edf7;
    color: #31708f;
  }

  .alert-warning {
    background-color: #fcf8e3;
    color: #8a6d3b;
  }

  .alert-danger {
    background-color: #f2dede;
    color: #a94442;
  }