#footer {
    width: 100%;
    height: 30px;
    position: absolute;
    bottom: 0;
    text-align: center;
    color: white;
}

ul li {
    font-size: 30px;
    color: #2ec0f6;
}

.tyg-div {
    z-index: -1000;
    float: left;
    position: absolute;
    left: 5%;
    top: 20%;
}

.tyg-p {
    font-size: 14px;
    font-family: 'microsoft yahei';
    position: absolute;
    top: 135px;
    left: 60px;
}

.tyg-div-denglv {
    z-index: 1000;
    float: right;
    position: absolute;
    right: 3%;
    top: 10%;
}

.tyg-div-form {
    background-color: #23305a;
    width: 300px;
    height: auto;
    margin: 120px auto 0 auto;
    color: #2ec0f6;
}

.tyg-div-form form {
    padding: 10px;
}

.tyg-div-form form input {
    width: 270px;
    height: 30px;
    margin: 25px 10px 0px 0px;
}

.tyg-div-form form button {
    cursor: pointer;
    width: 270px;
    height: 44px;
    margin-top: 25px;
    padding: 0;
    background: #2ec0f6;
    -moz-border-radius: 6px;
    -webkit-border-radius: 6px;
    border-radius: 6px;
    border: 1px solid #2ec0f6;
    -moz-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .25) inset,
    0 2px 7px 0 rgba(0, 0, 0, .2);
    -webkit-box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .25) inset,
    0 2px 7px 0 rgba(0, 0, 0, .2);
    box-shadow: 0 15px 30px 0 rgba(255, 255, 255, .25) inset,
    0 2px 7px 0 rgba(0, 0, 0, .2);
    font-family: 'PT Sans', Helvetica, Arial, sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: #fff;
    text-shadow: 0 1px 2px rgba(0, 0, 0, .1);
    -o-transition: all .2s;
    -moz-transition: all .2s;
    -webkit-transition: all .2s;
    -ms-transition: all .2s;
}

.bg {
    width: 300px;
    height: 300px;
    position: absolute;
    left: 0px;
    top: 0px;
    right: 0px;
    bottom: 0px;
    z-index: 1;
}