body, html {
    margin: 0px;
    padding: 0px;
    height: 100%;
    background-position: center;
    background-attachment: fixed;
    background-size: cover;
    overflow: hidden
}

img {
    border: 0
}

#main-content {
    background: url('../images/dot.png');
    height: 100%
}

#main-box {
    width: 100%;
    height: 100%;
    z-index: 1;
    background-color: rgba(0, 0, 0, .95);
    background-image: -webkit-linear-gradient(left, transparent 0, #1b1f27 100%);
    background-image: -o-linear-gradient(left, transparent 0, #1b1f27 100%);
    background-image: linear-gradient(to right, transparent 0, #1b1f27 100%);
    background-repeat: repeat-x;
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#00000000', endColorstr='#ff1b1f27', GradientType=1);
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 1;
    opacity: .3
}

.login-body {
    margin-top: -300px;
    margin-left: -200px;
    width: 380px;
    position: absolute;
    top: 50%;
    left: 50%;
    background-color: rgba(38, 43, 54, .7);
    padding: 20px;
    z-index: 300
}

.login-body .pr {
    position: relative
}

.login-form {
    margin: 0 auto;
    padding: 0px 30px 13px 23px
}

.login-form .input-group {
    margin-bottom: 15px;
    border-radius: 4px
}

.login-form .input-group .input-group-addon i {
    color: rgba(38, 43, 54, .9);
    font-size: 24px
}

.login-form .input-group .btn {
    background-color: #fff;
    border: none;
    font-size: 24px;
    padding: 6px 14px
}

.login-form h3 {
    font-size: 26px;
    font-weight: 500;
    padding: 0;
    line-height: 30px;
    text-align: center;
    color: #259dab
}

.login-form .item-box {
    margin-top: 18px
}

.login-form .login_btn_panel {
    margin: 20px 0 10px
}

.login-form .login_btn_panel button {
    border: none
}

.login-main input {
    height: 35px;
    outline: none;
    border: none;
    width: 100%;
}

.input-group-addon {
    padding: 5px 12px;
    font-size: 13px;
    font-weight: normal;
    line-height: 1;
    background-color: #FFFFFF;
    text-align: center;
}

.input-group-addon, .input-group-btn {
    width: 1%;
    white-space: nowrap;
    vertical-align: middle;
}

.input-group-addon, .input-group-btn, .input-group .form-control {
    display: table-cell;
}

.input-group {
    position: relative;
    display: table;
    border-collapse: separate;
}

.btn {
    display: inline-block;
    padding: 7px 12px;
    margin-bottom: 0;
    font-size: 13px;
    font-weight: normal;
    line-height: 1.53846154;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    border: 1px solid transparent;
    -webkit-transition: all .4s cubic-bezier(.175, .885, .32, 1);
    -o-transition: all .4s cubic-bezier(.175, .885, .32, 1);
    transition: all .4s cubic-bezier(.175, .885, .32, 1);
}
button:focus{outline:0;}
.btn-primary {
    color: #fff;
    text-shadow: 0 -1px 0 rgba(0, 0, 0, .2);
    background-color: #08897e;
    border-color: transparent;
}

.btn-block {
    display: block;
    width: 100%;
}

.btn-lg {
    padding: 10px 16px;
    font-size: 17px;
    line-height: 1.25;
}

.vcode {
    position: absolute;
    right: 0px;
    cursor:pointer;
    height: 37px
}