*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;    
    font-weight: 500;
}
body{
    background-color: #a6a6a8;    
    padding-bottom: 2rem;
}

header{
    max-width: 700px;
    margin: 0 auto;
    margin-top: 60px;
}
header h1{
    border-top: 7px solid #a7c6e7;
    border-bottom: 7px solid #a7c6e7;
    text-align: center;
    padding: 15px;
    font-size: 50px;
}
main{
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;    
    border-bottom: 7px solid #a7c6e7;
}
.info{
    width: 100%;
    padding-bottom: 25px;
    margin-bottom: 10px;
    border-bottom: 7px solid #a7c6e7;
}
.img_scroll{
    margin: 15px 0;
    display: flex;
    overflow-x: scroll;
    height: 375px;
    width: 500px;
}
.img_scroll img{
    height: 100%;
}

.calendar_section{
    max-width: 1100px;
    margin: 0 auto;    
    margin-top: 80px;
    text-align: center;
}
.calendar_section h1{
    font-size: 40px;
}
.calendar_section h3{
    margin-top: 30px;
    font-size: 22px;
    margin-bottom: 50px;
}
.calendar{
    background-color: white;
    height: max-content;
    width: 100%;
    padding: 40px;
}
.calendar_title{
    display: flex;
}
.calendar table{
    width: 100%;
}
.calendar table thead th{
    text-align: start;
    font-weight: 600;
    width: 14.2857%;
    padding-left: 10px;
}
.calendar_days{
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
    border: 1px solid black;
}
.calendar_days div{
    text-align: end;
    height: 100px;
    padding: 10px;
    border: 1px solid rgb(219, 219, 219);
    position: relative;
}
.day_ span {
    user-select: none;
}
.calendar_days div.marked{
    background-image: url('../img/X.png');
    background-position: center;
    background-size: 60px 90px;
    background-repeat: no-repeat;  
}