#notrain-container {
    margin-top: 20px;
    text-align: center;
}
#notrain-container-wrapper {
    container-type: inline-size;
    container-name: notrain-cont;
    width: 90%;
    margin: 0 auto;
}

.notrain-honbun{
    }

.notrain-subhonbun{
    color: gray;
    }

.notrain-oubo{
    }

.notrain-ouboend{
    color: red;
    }

.notrain-mondai{
    margin:8px auto;
    width: 80%;
    max-width: 500px;
    min-width: 100px;
    border: 1px solid black;
    border-radius: 15px;
    padding: 8px;
    overflow: hidden;
    box-sizing: border-box;
    display: block;
    text-decoration: none;
    text-align:left;
    }

.notrain-mondai-link{
    color: blue;
    font-size: 140%;
    }

.notrain-mondai-sub{
    color: gray;
    font-size: 80%;
    text-decorration: none;
    }

.notrain-douga{
    margin:8px auto;
    width: 80%;
    max-width: 500px;
    min-width: 100px;
    text-align: center;
    color: blue;
    background-color: yellow;
    border: 1px solid black;
    border-radius: 30px;
    padding: 8px;
    overflow: hidden;
    box-sizing: border-box;
    display: block;
    text-decoration: none;
    }

.notrain-form{
    margin:8px auto;
    width: 80%;
    max-width: 500px;
    min-width: 100px;
    text-align: center;
    color: black;
    background-color: yellow;
    border: 1px solid black;
    border-radius: 30px;
    padding: 15px;
    display: block;
    overflow: hidden;
    box-sizing: border-box;
    display: block;
    text-decoration: none;
    }

.notrain-kakomon{
    margin:8px auto;
    width: 80%;
    max-width: 500px;
    min-width: 100px;
    text-align: center;
    color: navy;
    background-color: aqua;
    border: 1px solid black;
    border-radius: 30px;
    padding: 15px;
    overflow: hidden;
    box-sizing: border-box;
    display: block;
    text-decoration: none;
    }

.notrain-return{
    margin:8px auto;
    width: 80%;
    max-width: 500px;
    min-width: 100px;
    text-align: center;
    border: 1px solid black;
    border-radius: 30px;
    padding: 15px;
    overflow: hidden;
    box-sizing: border-box;
    display: block;
    text-decoration: none;
    }

.notrain-kakomon-border{
    display: flex;
    justify-content: center;
    width: 100%;
    align-items: center;
    color: gray;
    while-space: nowrap;
    }

.notrain-kakomon-border::before,
.notrain-kakomon-border::after{
    content: "";
    display: inline-block;
    width: 30%;
    flex: 0 1 auto;
    height: 1px;
    background-color: black;
    while-space: nowrap;
	background-image: repeating-linear-gradient(90deg, #FFF 0px, #FFF 2px, rgba(0,0,0,0) 2px, rgba(0,0,0,0) 6px);
    }

.notrain-kakomon-border:before{
    margin-right: 1rem;
    }

.notrain-kakomon-border:after{
    margin-left: 1rem;
    }


.notrain-image{
    margin:0 auto;
    text-align: center;
    }

.notrain-image-size{
    max-width: 70%;
    min-width: 300px;
    }

@container notrain-cont (max-width: 520px) {
    .notrain-image-size {
        max-width: 95%;
        min-width: 280px;
    }
}