.banner img {
    display: block;
    width: 100vw;
}

.tab {
    position: relative;
}

.tab-container {
    background-color: #fff;
    box-sizing: border-box;
    width: fit-content;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 0 50px 2px #00000033;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #808080;
}

.tab-item {
    padding: .5rem 1.5rem;
    display: inline-block;
    box-sizing: border-box;
    border-radius: 1.5rem;

}

.tab-item-selected {
    color: #fff;
    background: linear-gradient(to right, #315FB5, #3CADF0);
}

.login-container {
    padding: 2rem 1rem;
    background-color: #fff;
}

.login_input_box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: .8rem 0;
    position: relative;
}

.login_icon {
    width: .7rem;
}

.refrash_icon {
    width: .7rem;
    display: block;
    margin-left: .3rem;
}

.login_btn {
    display: block;
    width: 80%;
    margin: 0 auto;
    margin-top: 1.7rem;
}

.login-input {
    flex: 1;
    margin-left: .5rem;
    font-size: .8rem;
    border: none;
    line-height: 1.6;
    color: #999;
    background-color: transparent;
    outline: none;
}

.login_code {
    width: 3.5rem;
    margin-left: .3rem;
}

.bottom-line {
    border-bottom: 1px solid #ccc;
}

.error_msg {
    width: 90%;
    height: 12px;
    font-size: .6rem;
    color: red;
    text-align: left;
    padding: 10px 0 10px 10px;
}

.v-code-btn {
    border-radius: 1rem;
    background: linear-gradient(to right, #315FB5, #3CADF0);
    font-size: 12px;
    padding: 2px 16px;
    color: #fff;
    position: absolute;
    right: 0;
}

.change-code {
    display: inline-block;
}

.menu {
    text-align: center;
    color: #4d7198;
    font-size: .8rem;
}