Jquery-登陆界面及validate登陆用户验证
效果图
HTML代码：
Log In
CSS代码：
html, body {
width: 100%;
height: 100%;
padding: 0;
background: #fff;
margin: 0;
font-family: arial;
}
body {
font: 12px 'Lucida Sans Unicode', 'Trebuchet MS', Arial, Helvetica;
margin: 0;
background-color: #d9dee2;
height: 100%;
background-image: -webkit-gradient(linear, left top, left bottom, from(#ebeef2), to(#d9dee2));
background-image: -webkit-linear-gradient(top, #ebeef2, #d9dee2);
background-image: -moz-linear-gradient(top, #ebeef2, #d9dee2);
background-image: -ms-linear-gradient(top, #ebeef2, #d9dee2);
background-image: -o-linear-gradient(top, #ebeef2, #d9dee2);
background-image: linear-gradient(top, #ebeef2, #d9dee2);
}
/* 错误提示 */
.tipinfo {
float: left;
}
.tipinfo font.error {
background: url("../images/unchecked.jpg") no-repeat left;
padding-left: 17px;
color: #eb0000;
width: 300px;
display: block;
}
.tipinfo font.valid {
background: url("../images/checked.gif") no-repeat left;
width: 14px;
height: 13px;
overflow: hidden;
padding: 0;
margin: 5px 0 0 5px;
display: inline-block;
}
/*登陆css*/
#login {
background-color: #fff;
background-image: -webkit-gradient(linear, left top, left bottom, from(#fff), to(#eee));
background-image: -webkit-linear-gradient(top, #fff, #eee);
background-image: -moz-linear-gradient(top, #fff, #eee);
background-image: -ms-linear-gradient(top, #fff, #eee);
background-image: -o-linear-gradient(top, #fff, #eee);
background-image: linear-gradient(top, #fff, #eee);
height: 270px;
width: 400px;
margin: -150px 0 0 -230px;
padding: 30px;
position: absolute;
top: 45%;
left: 50%;
z-index: 0;
-moz-border-radius: 3px;
-webkit-border-radius: 3px;
border-radius: 3px;
-webkit-box-shadow: 0 0 2px rgba(0, 0, 0, 0.2), 0 1px 1px rgba(0, 0, 0, .2), 0 3px 0 #fff, 0 4px 0 rgba(0, 0, 0, .2),
0 6px 0 #fff, 0 7px 0 rgba(0, 0, 0, .2);
-moz-box-shadow: 0 0 2px rgba(0, 0, 0, 0.2), 1px 1px 0 rgba(0, 0, 0, .1), 3px 3px 0 rgba(255, 255, 255, 1),
4px 4px 0 rgba(0, 0, 0, .1), 6px 6px 0 rgba(255, 255, 255, 1), 7px 7px 0 rgba(0, 0, 0, .1);
box-shadow: 0 0 2px rgba(0, 0, 0, 0.2), 0 1px 1px rgba(0, 0, 0, .2), 0 3px 0 #fff, 0 4px 0 rgba(0, 0, 0, .2),
0 6px 0 #fff, 0 7px 0 rgba(0, 0, 0, .2);
}
#login:before {
content: '';
position: absolute;
z-index: -1;
border: 1px dashed #ccc;
top: 5px;
bottom: 5px;
left: 5px;
right: 5px;
-moz-box-shadow: 0 0 0 1px #fff;
-webkit-box-shadow: 0 0 0 1px #fff;
box-shadow: 0 0 0 1px #fff;
}
h1 {
text-shadow: 0 1px 0 rgba(255, 255, 255, .7), 0px 2px 0 rgba(0, 0, 0, .5);
text-transform: uppercase;
text-align: center;
color: #666;
margin: 0 0 30px 0;
letter-spacing: 4px;
font: normal 26px/1 Verdana, Helvetica;
position: relative;
}
h1:after, h1:before {
background-color: #777;
content: "";
height: 1px;
position: absolute;
top: 15px;
width: 120px;
}
h1:after {
background-image: -webkit-gradient(linear, left top, right top, from(#777), to(#fff));
background-image: -webkit-linear-gradient(left, #777, #fff);
background-image: -moz-linear-gradient(left, #777, #fff);
background-image: -ms-linear-gradient(left, #777, #fff);
background-image: -o-linear-gradient(left, #777, #fff);
background-image: linear-gradient(left, #777, #fff);
right: 0;
}
h1:before {
background-image: -webkit-gradient(linear, right top, left top, from(#777), to(#fff));
background-image: -webkit-linear-gradient(right, #777, #fff);
background-image: -moz-linear-gradient(right, #777, #fff);
background-image: -ms-linear-gradient(right, #777, #fff);
background-image: -o-linear-gradient(right, #777, #fff);
background-image: linear-gradient(right, #777, #fff);
left: 0;
}
fieldset {
border: 0;
padding: 0;
margin: 0;
}
#inputs input {
background: #f1f1f1 url(../images/login-sprite.png) no-repeat;
padding: 15px 15px 15px 30px;
margin: 0 0 10px 0;
width: 353px; /* 353 + 2 + 45 = 400 */
border: 1px solid #ccc;
-moz-border-radius: 5px;
-webkit-border-radius: 5px;
border-radius: 5px;
-moz-box-shadow: 0 1px 1px #ccc inset, 0 1px 0 #fff;
-webkit-box-shadow: 0 1px 1px #ccc inset, 0 1px 0 #fff;
box-shadow: 0 1px 1px #ccc inset, 0 1px 0 #fff;
}
/*用户名*/
.username {
background-position: 5px -2px !important;
}
/*密码*/
.password {
background-position: 5px -52px !important;
}
#inputs input:focus {
background-color: #fff;
border-color: #e8c291;
outline: none;
-moz-box-shadow: 0 0 0 1px #e8c291 inset;
-webkit-box-shadow: 0 0 0 1px #e8c291 inset;
box-shadow: 0 0 0 1px #e8c291 inset;
}
#actions {
margin: 10px 0 0 0;
}
/*登陆按钮css*/
.submit {
background-color: #ffb94b;
background-image: -webkit-gradient(linear, left top, left bottom, from(#fddb6f), to(#ffb94b));
background-image: -webkit-linear-gradient(top, #fddb6f, #ffb94b);
background-image: -moz-linear-gradient(top, #fddb6f, #ffb94b);
background-image: -ms-linear-gradient(top, #fddb6f, #ffb94b);
background-image: -o-linear-gradient(top, #fddb6f, #ffb94b);
background-image: linear-gradient(top, #fddb6f, #ffb94b);
-moz-border-radius: 3px;
-webkit-border-radius: 3px;
border-radius: 3px;
text-shadow: 0 1px 0 rgba(255,255,255,0.5);
-moz-box-shadow: 0 0 1px rgba(0, 0, 0, 0.3), 0 1px 0 rgba(255, 255, 255, 0.3) inset;
-webkit-box-shadow: 0 0 1px rgba(0, 0, 0, 0.3), 0 1px 0 rgba(255, 255, 255, 0.3) inset;
box-shadow: 0 0 1px rgba(0, 0, 0, 0.3), 0 1px 0 rgba(255, 255, 255, 0.3) inset;
border-width: 1px;
border-style: solid;
border-color: #d69e31 #e3a037 #d5982d #e3a037;
float: left;
height: 35px;
padding: 0;
width: 120px;
cursor: pointer;
font: bold 15px Arial, Helvetica;
color: #8f5a0a;
}
.submit:hover, .submit:focus {
background-color: #fddb6f;
background-image: -webkit-gradient(linear, left top, left bottom, from(#ffb94b), to(#fddb6f));
background-image: -webkit-linear-gradient(top, #ffb94b, #fddb6f);
background-image: -moz-linear-gradient(top, #ffb94b, #fddb6f);
background-image: -ms-linear-gradient(top, #ffb94b, #fddb6f);
background-image: -o-linear-gradient(top, #ffb94b, #fddb6f);
background-image: linear-gradient(top, #ffb94b, #fddb6f);
}
.submit:active {
outline: none;
-moz-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
-webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
box-shadow: 0 1px 4px rgba(0, 0, 0, 0.5) inset;
}
.submit::-moz-focus-inner {
border: none;
}
#actions a {
color: #3151A2;
float: right;
line-height: 35px;
margin-left: 10px;
}
CSS里面用到的图片：
checked.gif：
login-sprite.png： 
unchecked.jpg：
登陆验证JS代码：