body {
    height: 100%;
    background-image: url("../image/Login_background@2x.png");
    background-repeat: no-repeat;
    background-size: cover; /*RWD 保持瀏覽器最適大小*/
    display: flex;
    align-items: center;
    padding-top: 80px;
    padding-bottom: 40px;
    /*background-color: lightgray;*/
}

.signin-items {
    background-color: #FFFFFF;
    opacity: 0.7;
    z-index:-1;
    width: 686px;
    height: 597px;
    padding: 40px 0 40px 0;
    margin: 10px;
    /*border: 1px solid lightslategray;*/
    border-radius: 8px;
    
}

.signin-items form{
    width:100%;
    height:100%;
    display: flex; /*並排方式*/
    /*置中方式*/
    /*justify-content: center;*/ /*(主軸)水平置中*/
    /*align-items: center;*/ /*(交錯軸)垂直置中*/
    flex-direction: column;/*更換主軸*/
    align-items: center;
    /*置中方式 end*/
}

.signin-items img {
    align-self:center;
}
.signin-items .title{
    font-family: GenYoGothic TW;
    font-size: 30px;
    color: #0B3A4F;
    font-weight:700;
    /*justify-content: flex-start;
    align-items: flex-start;*/
    align-self:start;
}

.signin-group .signin-items .form-group {
    width: 80%;
    display: flex; /*並排方式*/
    /*flex-direction:row;*/
    align-self: center;
    margin: 30px 0 30px 0;
}

.signin-group .signin-items .form-group label {
    width:30%;
    font-size: 26px;
    font-weight: bold;
    color: #3B4045;
}

.signin-group .signin-items .form-group input {
    width:70%;
    line-height:normal;
    border-radius:0px;
    border:none;
    border-bottom :2px #8B929F solid;
    font-size: 24px;
    background-color:#fff !important;
}

.signin-group .signin-items .form-group .form-control {
    background-color: #fff !important;
}

textarea {
    background-color: #fff !important;
}
.signin-group .signin-items .custom_botton_container { /*button容器對齊*/
    text-align: center;
}

.signin-group .signin-items .custom_botton_container .custom_botton {
    width: 150px;
    height: 66px;
    background: #0B3A4F;
    border: none;
    border-radius: 4px;
    color: #fff;
    font-size: 29px;
    font-weight: bold;
}
.signin-group .signin-items .form-group input::placeholder {
    font-size: 24px;
}
/*修改使用者代理樣式*/
input:-webkit-autofill, -internal-autofill-selected,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    -webkit-text-fill-color: #3B4045;
    font-size: 24px;
    -webkit-text-size-adjust: auto;
    -webkit-box-shadow: 0 0 0 1000px rgba(255,255,255,0) inset;
    transition: background-color 5000s ease-in-out 0s;
    border-bottom: 2px black solid;
    background-color:#fff;
}

.signin-group {
    /*background-color: lightgray;*/
    margin: auto;
    margin-top: 110px;
}

@media (max-width: 768px) {

    .signin-items {
        background-color: #FFFFFF;
        opacity: 0.7;
        z-index: -1;
        width: 80%;
        height: 31.094%;
        padding: 40px 0 40px 0;
        margin: 10px;
        /*border: 1px solid lightslategray;*/
        border-radius: 8px;
    }

        .signin-items form {
            width: 100%;
            height: 100%;
            display: flex; /*並排方式*/
            /*置中方式*/
            /*justify-content: center;*/ /*(主軸)水平置中*/
            /*align-items: center;*/ /*(交錯軸)垂直置中*/
            flex-direction: column; /*更換主軸*/
            align-items: center;
            /*置中方式 end*/
        }

        .signin-items img {
            align-self: center;
        }

        .signin-items .title {
            font-family: GenYoGothic TW;
            font-size: 25px;
            color: #0B3A4F;
            font-weight: 700;
            /*justify-content: flex-start;
            align-items: flex-start;*/
            align-self: start;
            /*white-space:pre-wrap;*/
        }

    .signin-group .signin-items .form-group {
        width: 70%;
        display: flex; /*並排方式*/
        /*flex-direction:row;*/
        align-self: center;
        margin: 30px 0 30px 0;
    }

        .signin-group .signin-items .form-group label {
            width: 40%;
            font-size: 15px;
            font-weight: bold;
            color: #3B4045;
        }

        .signin-group .signin-items .form-group input {
            width: 60%;
            line-height: normal;
            border-radius: 0px;
            border: none;
            border-bottom: 2px #8B929F solid;
            font-size: 15px;
            background-color: #fff !important;
        }

        .signin-group .signin-items .form-group .form-control {
            background-color: #fff !important;
        }

    textarea {
        background-color: #fff !important;
    }

    .signin-group .signin-items .custom_botton_container { /*button容器對齊*/
        text-align: center;
    }

        .signin-group .signin-items .custom_botton_container .custom_botton {
            width: 100px;
            height: 44px;
            background: #0B3A4F;
            border: none;
            border-radius: 4px;
            color: #fff;
            font-size: 20px;
            font-weight: bold;
        }

    .signin-group .signin-items .form-group input::placeholder {
        font-size: 20px;
    }
}