body {
    padding-top: 5rem;
}

img {
    height: auto;
    width: auto;
}

img.imgtitle {
    height: auto;
    width: auto;
}

img.imglibrary {
    height: 40px;
    width: 40px;
}

.feedbox {
    padding: 0.5em 1em;
    margin: 0 0;
    font-weight: bold;
    color: #6091d3;/*文字色*/
    background: #FFF;
    border: solid 3px #6091d3;/*線*/
    border-radius: 10px;/*角の丸み*/
    font-size: 80%;
}

.feedcommentbox {
    padding: 0.5em 1em;
    margin: 1em 0 0 0;
    font-weight: bold;
    color: #6091d3;/*文字色*/
    background: #FFF;
    border: solid 3px #6091d3;/*線*/
    border-radius: 10px;/*角の丸み*/
    font-size: 80%;
}

.border-top {
    border-top: 1px solid #e5e5e5;
}

.border-bottom {
    border-bottom: 1px solid #e5e5e5;
}

.border-top-gray {
    border-top-color: #adb5bd;
}

.box-shadow {
    box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05);
}

.lh-condensed {
    line-height: 1.25;
}

.help-block {
    width: 100%;
    margin-top: .25rem;
    font-size: 80%;
    color: #dc3545;
}

.align-center{
    text-align: center;
}

.error{
    color: red;
}

.overlay{
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    background-color: rgba(0, 0, 0, .2);

    display: flex;
    align-items: center;
    justify-content: center;
}