html,
body {
    margin-top: 50px;
    font-family: "NotoSansCJKjp-Regular" !important;
}

@media (min-width: 576px) {
    .container-c {
        max-width: 100%;
    }
}

@media (min-width: 768px) {
    .container-c {
        max-width: 100%;
    }
}

@media (min-width: 992px) {
    .container-c {
        max-width: 100%;
    }
}

@media (min-width: 1200px) {
    .container-c {
        max-width: 1140px;
    }
}

body {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-align: center;
    align-items: center;
    padding-top: 20px;
    background-color: #ddeef5;
}

input::placeholder {
    font-size: 16px;
}

.logo {
    width: 180px;
}

.btn-login {
    width: 120px;
    height: 42px;
    color: #0A75A9;
    font-weight: bold;
    background-color: #ffffff;
    border: 2px solid #0A75A9;
    border-radius: 20px;
    text-align: center;
    cursor: pointer;
}

.form-signin {
    width: 100%;
    max-width: 600px;
    padding: 15px;
    margin: auto;
}

.form-label-group {
    position: relative;
    margin-bottom: 1rem;
}

.form-label-group > input,
.form-label-group > label {
    height: 3.125rem;
    padding: .75rem;
}

.form-label-group > label {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    margin-bottom: 0;
    /* Override default `<label>` margin */
    line-height: 1.5;
    color: #495057;
    pointer-events: none;
    cursor: text;
    /* Match the input under the label */
    border: 1px solid transparent;
    border-radius: .25rem;
    transition: all .1s ease-in-out;
}

.form-label-group input::-webkit-input-placeholder {
    color: transparent;
}

.form-label-group input:-ms-input-placeholder {
    color: transparent;
}

.form-label-group input::-ms-input-placeholder {
    color: transparent;
}

.form-label-group input::-moz-placeholder {
    color: transparent;
}

.form-label-group input::placeholder {
    color: transparent;
}

.form-label-group input:not(:placeholder-shown) {
    padding-top: 1.25rem;
    padding-bottom: .25rem;
}

.form-label-group input:not(:placeholder-shown) ~ label {
    padding-top: .25rem;
    padding-bottom: .25rem;
    font-size: 12px;
    color: #777;
}

.red {
    color: red;
    max-height: 90px;
    overflow-y: auto;
}

/* Fallback for Edge
-------------------------------------------------- */
@supports (-ms-ime-align: auto) {
    .form-label-group > label {
        display: none;
    }

    .form-label-group input::-ms-input-placeholder {
        color: #777;
    }
}

/* Fallback for IE
-------------------------------------------------- */
@media all and (-ms-high-contrast: none),
(-ms-high-contrast: active) {
    .form-label-group > label {
        display: none;
    }

    .form-label-group input:-ms-input-placeholder {
        color: #777;
    }
}