* {
    margin: 0;
    padding: 0;
}

html,body {
    width: 100%;
    height: 100%;
}

/* body {
    background-image: url(./img/background.jpg);
    background-size: cover;
    background-attachment: fixed;
} */
.background {
    height: 100%;
    width: 100%;
    background-color: #333333a0;
}

.navigator {
    height: 80px;
    width: 100%;
    z-index: 30;
    background-color: #242424a0;
}
.n1 {
    float: left;
    height: 80px;
    width: 300px;
    display: flex;
    justify-content: center;
    align-items:center;
    margin-right: 50px;
    background-color: rgba(250, 235, 215, 0.189);
    /* background-color: rgba(255, 238, 200, 0.189); */
    text-decoration: none;
    font-size: 35px;
    color: rgb(209, 158, 63);
    font-family: LiSu;
    /* background-color: rgb(215, 250, 215); */
}
/* .logo {
    background-color: rgba(250, 235, 215, 0.189);
} */
.n2 {
    float: left;
    height: 80px;
    width: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: aliceblue;
    font-size: 20px;
    margin-right: 20px;
    /* background-color: rgb(34, 27, 244); */
}

.n2 a {
    display: block;
    height: 80px;
    width: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: aliceblue;
    font-size: 20px;
}

.n2:hover {
    background-color: rgba(250, 235, 215, 0.5);
}

.n3 {
    float: left;
    height: 80px;
    width: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    color: aliceblue;
    font-size: 10px;
    margin-left: 20px;
    /* background-color: rgb(34, 27, 244); */
}

.n3 a {
    display: block;
    height: 80px;
    width: 150px;
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: aliceblue;
    font-size: 15px;
}

.n3 a:hover {
    color: rgb(252, 148, 11);
}

.container1 {
    height: 90%;
    width: 100%;
    /* background-color: #0b79e1a0; */
    text-align: center;
}

.center {
    margin: auto;
    height: 100%;
    width: 1200px;
    text-align: center;
    /* background-color: #e1840ba0; */
}







:root {
    /* 颜色 */
    --white: #e9e9e9;
    --gray: #333;
    --blue: #095c91;
    --blue-r: #315a7491;
    --lightblue: #0393a3;

    /* 圆角 */
    --button-radius: 0.7rem;

    /* 大小 */
    --max-width: 758px;
    --max-height: 420px;

    font-size: 16px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
        Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

body {
    align-items: center;
    background-color: var(--white);
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    display: grid;
    height: 100vh;
    place-items: center;
    align-items: start;
    grid-template-rows: auto 1fr auto;
    overflow-x: hidden
}

.form_title {
    font-weight: 300;
    margin: 0;
    margin-bottom: 1.25rem;
}

.link {
    color: var(--gray);
    font-size: 0.9rem;
    margin: 1.5rem 0;
    text-decoration: none;
}

.container {
    background-color: var(--white);
    border-radius: var(--button-radius);
    box-shadow: 0 0.9rem 1.7rem rgba(0, 0, 0, 0.25),
        0 0.7rem 0.7rem rgba(0, 0, 0, 0.22);
    height: var(--max-height);
    max-width: var(--max-width);
    overflow: hidden;
    position: relative;
    width: 100%;
    left: 18%;
    top: 15%;
}

.container_form {
    height: 100%;
    position: absolute;
    top: 0;
    transition: all 0.6s ease-in-out;
}

.container--signin {
    left: 0;
    width: 50%;
    z-index: 5;
}

.container.right-panel-active .container--signin {
    transform: translateX(100%);
}

.container--signup {
    left: 0;
    opacity: 0;
    width: 50%;
    z-index: 4;
}

.container.right-panel-active .container--signup {
    -webkit-animation: show 0.6s;
    animation: show 0.6s;
    opacity: 1;
    transform: translateX(100%);
    z-index: 8;
}

.container_overlay {
    height: 100%;
    left: 50%;
    overflow: hidden;
    position: absolute;
    top: 0;
    transition: transform 0.6s ease-in-out;
    width: 50%;
    z-index: 100;
}

.container.right-panel-active .container_overlay {
    transform: translateX(-100%);
}

.overlay {
    background-color: rgba(255, 255, 255, 0.25);
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    height: 100%;
    left: -100%;
    position: relative;
    transform: translateX(0);
    transition: transform 0.6s ease-in-out;
    width: 200%;
}

.container.right-panel-active .overlay {
    transform: translateX(50%);
}

.overlay_panel {
    align-items: center;
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: center;
    position: absolute;
    text-align: center;
    top: 0;
    transform: translateX(0);
    transition: transform 0.6s ease-in-out;
    width: 50%;
}

.overlay--left {
    transform: translateX(-20%);
}

.container.right-panel-active .overlay--left {
    transform: translateX(0);
}

.overlay--right {
    right: 0;
    transform: translateX(0);
}

.container.right-panel-active .overlay--right {
    transform: translateX(20%);
}

.btn {
    background-color: var(--blue);
    background-image: linear-gradient(90deg, brown 0%, rgb(213, 104, 104) 74%);
    border-radius: 20px;
    border: 0.2px solid rgb(213, 104, 104);
    color: var(--white);
    cursor: pointer;
    font-size: 1rem;
    font-weight: bold;
    letter-spacing: 0.1rem;
    padding: 0.9rem 4rem;
    text-transform: uppercase;
    transition: transform 80ms ease-in;
}

.form>.btn {
    margin-top: 1.5rem;
}

.btn:active {
    transform: scale(0.95);
}

.btn:focus {
    outline: none;
}

.form {
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 0 3rem;
    height: 100%;
    text-align: center;
}

.input {
    background-color: #fff;
    border: none;
    padding: 0.9rem 0.9rem;
    margin: 0.5rem 0;
    width: 100%;
}

@-webkit-keyframes show {

    0%,
    49.99% {
        opacity: 0;
        z-index: 4;
    }

    50%,
    100% {
        opacity: 1;
        z-index: 8;
    }
}

@keyframes show {

    0%,
    49.99% {
        opacity: 0;
        z-index: 4;
    }

    50%,
    100% {
        opacity: 1;
        z-index: 8;
    }
}


.slidershow {
    position: absolute;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.slidershow--image {
    position: absolute;
    width: 100%;
    height: 100%;
    background: no-repeat 50% 50%;
    background-size: cover;
    -webkit-animation-name: kenburns;
    animation-name: kenburns;
    -webkit-animation-timing-function: linear;
    animation-timing-function: linear;
    -webkit-animation-iteration-count: infinite;
    animation-iteration-count: infinite;
    -webkit-animation-duration: 16s;
    animation-duration: 16s;
    opacity: 1;
    -webkit-transform: scale(1.2);
    transform: scale(1.2);
}

.slidershow--image:nth-child(1) {
    -webkit-animation-name: kenburns-1;
    animation-name: kenburns-1;
    z-index: 3;
}

.slidershow--image:nth-child(2) {
    -webkit-animation-name: kenburns-2;
    animation-name: kenburns-2;
    z-index: 2;
}

.slidershow--image:nth-child(3) {
    -webkit-animation-name: kenburns-3;
    animation-name: kenburns-3;
    z-index: 1;
}

.slidershow--image:nth-child(4) {
    -webkit-animation-name: kenburns-4;
    animation-name: kenburns-4;
    z-index: 0;
}

@-webkit-keyframes kenburns-1 {
    0% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    1.5625% {
        opacity: 1;
    }

    23.4375% {
        opacity: 1;
    }

    26.5625% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    98.4375% {
        opacity: 0;
        -webkit-transform: scale(1.21176);
        transform: scale(1.21176);
    }

    100% {
        opacity: 1;
    }
}

@keyframes kenburns-1 {
    0% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    1.5625% {
        opacity: 1;
    }

    23.4375% {
        opacity: 1;
    }

    26.5625% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    98.4375% {
        opacity: 0;
        -webkit-transform: scale(1.21176);
        transform: scale(1.21176);
    }

    100% {
        opacity: 1;
    }
}

@-webkit-keyframes kenburns-2 {
    23.4375% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    26.5625% {
        opacity: 1;
    }

    48.4375% {
        opacity: 1;
    }

    51.5625% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }
}

@keyframes kenburns-2 {
    23.4375% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    26.5625% {
        opacity: 1;
    }

    48.4375% {
        opacity: 1;
    }

    51.5625% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }
}

@-webkit-keyframes kenburns-3 {
    48.4375% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    51.5625% {
        opacity: 1;
    }

    73.4375% {
        opacity: 1;
    }

    76.5625% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }
}

@keyframes kenburns-3 {
    48.4375% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    51.5625% {
        opacity: 1;
    }

    73.4375% {
        opacity: 1;
    }

    76.5625% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }
}

@-webkit-keyframes kenburns-4 {
    73.4375% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    76.5625% {
        opacity: 1;
    }

    98.4375% {
        opacity: 1;
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}

@keyframes kenburns-4 {
    73.4375% {
        opacity: 1;
        -webkit-transform: scale(1.2);
        transform: scale(1.2);
    }

    76.5625% {
        opacity: 1;
    }

    98.4375% {
        opacity: 1;
    }

    100% {
        opacity: 0;
        -webkit-transform: scale(1);
        transform: scale(1);
    }
}


.beianhao {
    position: absolute;
    height: 30px;
    width: 100%;
    z-index: 10;
    background-color: rgba(0, 0, 0, 0.39);
    text-align: center;
    line-height: 30px;
    bottom: 0;
}
a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.742);
}



.note {
    position: absolute;
    height: 30px;
    width: 100%;
    z-index: 10;
    background-color: rgba(0, 0, 0, 0.39);
    text-align: center;
    line-height: 30px;
    top: 100px;
}
b {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.742);
}