body {
    margin: 0;
    padding: 0;
    width: 100%;
    height: 100%;
    background: darkgray;
}

input {
    width: 90%;
    height: 100%;
}

#overlay {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background-color: rgba(20,20,20,0.7);
    z-index: 2;
    display: none;
}

.box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    border-radius: 15%;
    width: auto;
    height: auto;
    min-width: 25%;
    min-height: 25%;
    background-color:  #ffffff;
}

#import {
    position: absolute;
    top:0;
    width: 100%;
    height: 100%;
    display: none;
}

hr {
    border-top: 1px solid black;
}

.week {
    width: 100%;
    height: 80%;
    display: flex;
    flex-direction: column;
    border: 1px solid #000000;
}

.week-head {
    text-align: center;
    align-items: center;
    justify-content: center;
    background-color: #f2f2f2;
}

.day {
    flex-basis: 18%;
    margin-top: -1px;
    margin-left: -1px;
    margin-right: -1px;
    border: 1px solid #000000;
}

.week-foot {
    background-color: #f2f2f2;
}

.week-foot div:first-child {
    text-align: right;
}

.day-line {
    align-items: center;
    flex-basis: 20%;
}

.day:nth-child(even) .day-line:nth-child(even) {
    background-color: #f2f2f2;
}

.day:nth-child(odd) .day-line:nth-child(odd) {
    background-color: #f2f2f2;
}


.flexh {
    display: flex;
}

.flexv {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.flexgrow {
    flex-grow: 1;
}

.flexten {
    flex-basis: 10%;
    flex-grow: 0;
    flex-shrink: 0;
    text-align: center;
}

.flexfive {
    flex-basis: 5%;
}

.vertical {
    text-align: center;
    writing-mode: vertical-lr;
    transform: rotate(180deg);
    border-left: 1px solid #000000;;
}

.sign {
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 15%;
}

.sign table {
    width: 100%;
    height: 100%;
}

.sign table, .sign table td {
    border: 1px solid black;
    border-collapse: collapse;
}

.sign td {
    width: 50%;
}

.sign tr:last-child td {
    height: 90%;
    text-align: center;
    vertical-align: bottom;
    font-size: 0.7em;
}

.page {
    position: relative;
    margin: auto;
    margin-bottom: 0.25cm;
    width: 21cm;
    height: 29.7cm;
    display: grid;
    grid-template-rows: 2cm auto 2cm;
    background: #ffffff;
}

.page:nth-child(odd) {
    grid-template-columns: 2.41cm auto 0.81cm;
}

.page:nth-child(even) {
    grid-template-columns: 0.81cm auto 2.42cm;
}

.pg-head {
    position: relative;
    width: 100%;
    height: 100%;
    grid-row: 1 / 2;
    grid-column: 2 / 3;
    background: #ffffff;
}

.pg-head .flex {
    position: absolute;
    top: 1cm;
    text-align: center;
}

.pg-head img {
    position: absolute;
    top: .5cm;
    height: .5cm;
}

.page:nth-child(odd) .pg-head img {
    right: 0;
}

.pg-content {
    position: relative;
    width: 100%;
    height: 100%;
    grid-row: 2 / 3;
    grid-column: 2 / 3;
}

.pg-footer {
    position: relative;
    width: 100%;
    height: 100%;
    grid-row: 3 / 4;
    grid-column: 2 / 3;
    display: flex;
    justify-content: center;
    align-items: center;
    white-space: pre;
}

div.sticky {
    position: sticky;
    position: -webkit-sticky;
    align-self: flex-start;
    top: 0;
    z-index: 1;
}

.flex {
     width: 100%;
     display: flex;
     white-space: pre;
}

.eightyw {
    width: 80%;
}

.halfw {
    width: 50%;
}

.quarterw {
    width: 25%;
}

.tenw {
    width: 10%;
}

.halfh {
    height: 50%;
}

@media print {
    body, .page {
        margin: none;
    }
    .sticky, button {
        display: none;
    }
}