* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

body {
    background-color: cornflowerblue;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: url(../imges/bg6.png) no-repeat;
    background-size: cover;
    background-position: center;

}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 100px;
    /* background-color: rgb(75, 98, 142); */
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 99;

}

.logo {
    font-size: 2em;
    color: #fff;
    user-select: none;
}

.navigation a {
    position: relative;
    font-size: 1.1em;
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    margin-left: 40px;
}

.navigation a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 100%;
    height: 3px;
    background: #fff;
    border-radius: 5px;
    transform: scaleX(0);
    transition: .5s;
    transform-origin: right;
}

.navigation a:hover::after {
    transform-origin: left;
    transform: scaleX(1);
}

.navigation .btnLogin-popup {
    width: 130px;
    height: 50px;
    background: transparent;
    border: 2px solid #fff;
    outline: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1.1em;
    color: #fff;
    font-weight: 500;
    margin-left: 40px;
    transition: 0.4s;

}

.navigation .btnLogin-popup:hover {
    background-color: #fff;
    color: black;
}

.wrapper {
    position: relative;
    width: 400px;
    height: 640px;
    background: transparent;
    border: 2px solid rgba(255, 255, 255, .5);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    box-shadow: 0 0 30px rgb(0, 0, 0, .5);
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    transition: height .2s ease;
}

.wrapper.active {
    height: 520px;
}

.wrapper .form-box {
    width: 100%;
    padding: 40px;
}

.wrapper .form-box.register {
    position: absolute;
    /* transform: none; */
    transform: translateX(400px);
}

.wrapper .form-box.login {
    /* display: none; */
    transform: .18s ease;
    transform: translateX(0);
}

.wrapper.active .form-box.register {
    /* display: none; */
    position: absolute;
    transform: .18s ease;
    transform: translateX(0);
}

.wrapper.active .form-box.login {
    transition: none;
    /* transition: translatex(-400px); */
    transform: translateX(-400px);
}

/* .wrapper .form-box.login {
    transition: .18s ease;
    transform: translateX(0);
} */

.form-box h2 {
    font-size: 2em;
    color: cadetblue;
    text-align: center;

}

.input-box {
    position: relative;
    width: 100%;
    height: 50px;
    border-bottom: 2px solid cadetblue;
    margin: 30px 0;
}

.input-box label {
    position: absolute;
    top: 50%;
    left: 5px;
    transform: translateY(-50%);
    font-size: 1em;
    color: cadetblue;
    font-weight: 500;
    pointer-events: none;
    transition: 0.5s;
}

/* 弹起效果 */
.input-box input:focus~label {
    top: -5px;
}

.input-box input:placeholder-shown {
    top: 50%;
}

.input-box input {
    width: 100%;
    height: 100%;
    /* top: 100px; */
    background: transparent;
    border: none;
    outline: none;
    font-size: 1em;
    color: cadetblue;
    font-weight: 600;
    padding: 0 35px 0 5px;
}

.input-box .icon {
    position: absolute;
    right: 8px;
    font-size: 1.2em;
    color: cadetblue;
    line-height: 57px;
}

.remember-forgot {
    font-size: .9em;
    color: cadetblue;
    font-weight: 500;
    margin: -15 0 15px;
    justify-content: space-between;

}

.remember-forgot label input {
    accent-color: #162938;
    margin-right: 3px;
}

.remember-forgot a {
    color: cadetblue;
    text-decoration: none;
}

.remember-forgot a:hover {
    text-decoration: underline;
}

.btn {
    width: 100%;
    height: 45px;
    top: 20px;
    position: relative;
    /* position: absolute; */
    background: cadetblue;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1em;
    color: #fff;
    font-weight: 500;
}

.login-register {
    font-size: .9em;
    color: cadetblue;
    text-align: center;
    font-weight: 500;
    margin: 25px 0 10px;
}

.login-register p a {
    color: cadetblue;
    text-decoration: none;
    font-weight: 600;
}

.login-register p a:hover {
    text-decoration: underline;

}

/* 表单验证 */
.input-box.error input {
    color: rgb(143, 47, 68);
}

small {
    color: rgb(255, 52, 96);
}

.main {
    position: relative;
    height: 80px;
    /* background-color: aqua; */
}

.gcode {
    margin-top: 15px;
    display: inline-block;
    width: 140px;
    height: 50px;
    background-size: 100%;
    text-align: center;
    line-height: 40px;
    font-size: 19px;
    letter-spacing: 10px;
    font-style: italic;
    cursor: pointer;
    background: url(../imges/bg4.png);
}

#inp {
    position: absolute;
    top: 15px;
    display: inline-block;
    font-size: 20px;
    letter-spacing: 6px;
    width: 50%;
    height: 50px
}

.er {
    /* background-color: aquamarine; */
    height: 40px;
    display: block;
}