body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, font, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td ,table{
margin: 0;
padding: 0;
border: 0;
outline: 0;
font-size: 100%;
vertical-align: baseline;
background: transparent;
}

 
.light_box {
z-index: 888;
left: 0;
top: 0;
position: absolute;
display: none;
border:1px #F0F0F0 solid;
}
.clearfix::before, .clearfix::after {
content: "";
display: table;
}
Pseudo ::after element

.clearfix::after {
clear: both;
}

.clearfix::before, .clearfix::after {
content: "";

}

body, textarea, pre, input {
font: 12px/1.6 tahoma,arial,sans-serif;
}
.lb_fix {
position: absolute;
border: 0 none;
z-index: -1;
FILTER: progid:DXImageTransform.Microsoft.Alpha(opacity=0);
}
element.style {
width: 570px;
height: 262px;
}

.lb_wrap {
background-color: #F8F8F8;
border-collapse: collapse;
}

.clearfix {
zoom: 1;
}

.r5 {
/*border-radius: 5px;*/
}
.lb_hd {
height: 38px;
line-height: 38px;
position: relative;
border-bottom: 1px solid #E9E9E9;
padding: 0 10px;
}
.lb_title {
color: #3FA9F8;
font-size: 18px;
margin: 0 5px;
font-weight:bold;
font-family:"Times New Roman",微软雅黑,黑体;
}

.lb_close {
position: absolute;
right: 7px;
top: 11px;
line-height: 12px;
color: #999;
font-family: Tahoma,Arial,sans-serif;
font-size: 14px;
font-weight: bold;
}

a {
text-decoration: none;
outline: none;
}

#lb_login .lb_bd {
width: 560px;
}

.lb_bd {
background-color: white;
padding: 5px;
width: auto;
border-radius: 0 0 5px 5px;
}
#lb_login .login_box {
background-color: white;
padding: 0 12px 24px;
}
#lb_login .login_fail {
color: #FE2617;
padding-left: 65px;
padding-top: 10px;
width: 100px;
visibility: hidden;
}
#lb_login .login_form {
padding: 10px 25px 5px 10px;
width: 280px;
float: left;
}
dl {
display: block;
-webkit-margin-before: 1em;
-webkit-margin-after: 1em;
-webkit-margin-start: 0px;
-webkit-margin-end: 0px;
}
#lb_login .login_form dd {
float: left;
width: 55px;
line-height: 26px;
vertical-align: middle;
text-align: right;
}
#lb_login .login_form dt {
color: #666;
height: 26px;
margin-bottom: 15px;
_margin-bottom: 10px;
}
#lb_login .login_form dt .text {
width: 215px;
height: 24px;
border: 1px solid #C8C8C8;
padding: 0;
}
textarea, input[type="text"], input[type="password"] {
background: white url(input_bg_sd.png) 0 0 no-repeat;
}

input, textarea {
margin: 0;
padding: 0;
outline: none;
font-size: 100%;
vertical-align: baseline;
}

body, textarea, pre, input {
font: 12px/1.6 tahoma,arial,sans-serif;
}

* {
word-wrap: break-word;
word-break: break-all;
color: #111;
-webkit-text-size-adjust: none;
}
#lb_login .login_form dt .checkbox {
height: 14px;
vertical-align: middle;
margin-right: 4px;
}

#lb_login .login_form .login_btn {
background-position: 0 -50px;
height: 29px;
width: 84px;
}

#lb_login .reg_btn, #lb_login .login_form .login_btn {
background: url(light_login_jia_btn.png) no-repeat 0 0;
}

#lb_login .reg_btn {
background: url(book_regist.png) no-repeat;
width: 141px;
height: 30px;
display: block;
margin: 10px 0 20px;
cursor: pointer;
}

a {
text-decoration: none;
outline: none;
}

#lb_login .login_form .login_btn {
background: url(login_btn.png) no-repeat;
border: none;
width: 81px;
height: 26px;
}

input, textarea {
margin: 0;
padding: 0;
outline: none;
font-size: 100%;
vertical-align: baseline;
}

#lb_login .login_form a {
color: #8E8E8E;
padding-left: 12px;
_margin_bottom: 5px;
}
a {
text-decoration: none;
outline: none;
}

#lb_login .reg_or_weibo {
width: 120px;
display: inline-block;
border-left: 1px solid #C8C8C8;
padding-left: 30px;
}
#lb_login .register_box {
line-height: 16px;
}
#lb_login .l_o a {
line-height: 16px;
background: url(login_method_v3.png) no-repeat 0 0;
padding: 0 0 0 19px;
color: #666;
margin: 2px 5px 10px;
display: inline-block;
}

a {
text-decoration: none;
outline: none;
}