@charset "utf-8";

main {
  margin-top: 10px;
  margin-left: 30px;
  margin-right: 30px;
  margin-bottom: 10px;
}
h1{
    margin-top: 20px;
    font-size: 150%;
    color: chocolate;
    border-top: 5px solid aqua;
    border-bottom: 5px solid aqua;
    padding-left: 20px;  
    text-align: center;
}
.top_txt {
    margin-top: 20px;
    margin-bottom: 10px;
    margin-left: 200px;
    font-size: 11px;
    line-height: 1.3;
    color: darkslateblue;
  }
.announce {
    /* background-color: azure; */
    padding-top: 30px;
    padding-bottom: 30px;
    padding-left: auto;
    padding-right: auto;
}
.event_list {
    width: 1200px;
    max-width: 90%;
    display: grid;
    grid-template-columns: repeat(auto-fit, 300px);
    column-gap: 50px;
    row-gap: 50px;
    justify-content: center;
    /* overflow:auto; */
}
.event_list li {
    flex-shrink: 0;
    width: 320px;
    padding: 3px;
    border: 1px solid #000000;
}
.event_list li:first-child {
    margin-left: 0;
}
.event_list dl {
    margin-top: 7px;
}

.event_list dt {
    font-weight: bold;
    color: brown;
    font-size: 16px;
    line-height: 1.3;
    border-bottom: 10px solid papayawhip;
    text-align: center;
    margin-top: 0px;
    padding-bottom: 2px;
}
.event_list dd {
    font-size: 13px;
    line-height: 1.4;
    margin-top:  10px;
}
.event_list p{
    font-size: 11px;
    line-height: 1.3;
    margin-top:  10px;
    margin-bottom: 10px;
    padding-left: 5px;
    padding-right: 0;
}
.event_list li img {
    display: flex;
    max-height: 300px;
    padding-left: 10%;
    padding-right: 10%;
}

 /* モバイル用設定 */
 @media (max-width: 800px) {
    .top_txt {
        margin-top: 20px;
        margin-bottom: 10px;
        margin-left: 20px;
        font-size: 11px;
        line-height: 1.3;
        color: darkslateblue;
      }
     }
    }