*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Noto Sans JP", sans-serif;
    font-optical-sizing: auto;
    font-weight: 600;
    font-style: normal;
}
li{
    list-style: none;
}
header{
    position: absolute;
    top: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1;
    position: fixed;
}
header .container{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
}
header button{
    background-color: transparent;
    border: 0;
    cursor: pointer;
    color: white;
}
header button a{
    color: #fff;
    text-decoration: none;
}
header h1 button a{
    color: #FFA500;
    font-size: 2rem;
    font-weight: bold;
}
small{
    font-size: 1rem;
}
.container ul{
    display: flex;
}
.container ul li{
    padding: 10px 15px;
}

.container ul li button{
    font-size: 1.2rem;
}



.container1{
    width: 100%;
    height: 100%;
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-bottom-left-radius: 100px;
    border-bottom-right-radius: 100px;
}
main{
    width: 100%;
    height: 100vh;
    color: #000;
    /* background: linear-gradient(rgba(0,0,0,0.1)), #fff center center; */
    /* background-color: #FFA500; */
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image11.jpg') center center/cover;
    background-size: cover;
}
.header {
    font-size: 36px;
    color: #333;
    margin: 2rem 0;
    letter-spacing: 3px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    animation: slideIn 2s ease-out;
}
main .text{
    max-width: 700px;
    margin: 5px auto;
    font-size: 1.0rem;
    font-weight: bold;
    animation: slideIn 2s ease-out;
}
@keyframes slideIn {
    0% {
        opacity: 0;
        transform: translateY(-70px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}
main p:nth-child(odd) {
    color: #4400ff;
}
main p rt{
    font-size: 0.7rem;
}
main button.download{
    background-color: transparent;
    border: 3px solid white;
    border-radius: 20px;
    padding:0.5rem 1rem;
    margin-top: 5rem;
    color: white;
    font-weight: bold;
    cursor: pointer;
}
#travel-article{
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    /* background-color: #FFA500; */
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image12.jpg') center center/cover;

}
#list_a {
    width: 70%;
    margin: 0 auto;
}
.Description{
    width: 100%;
    height: auto;
    background-color: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
    box-shadow: 0px 0px 10px 5px rgba(0, 0, 0, 0.5);
    margin-bottom: 40PX;
    padding: 20PX;
    color: #000;
    
}
#list_a h2{
    margin-bottom: 20px;
}
#list_a p{
    margin-bottom: 40px;
}

.study-title {
  text-align: center;
  margin: 50px 0;
  font-size: 1.6em;
  font-weight: 600;
  color: #333;
  letter-spacing: 0.5px;
}

.list-item_a {
    height: 70px;
    width: calc(70% - 0px);
    margin: 10px;
    border-radius: 10px;
    text-decoration: none;
    color: #fff;
    display: flex;
    align-items: center;
    margin-left: 15%;
}
.list-item_a span {
margin-left: 5%;
font-size: 18px;
}


.img1{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image1.jpg') center center/cover;
}
.img2{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image2.jpg') center center/cover;
}
.img3{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image3.jpg') center center/cover;
}
.img4{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image4.jpg') center center/cover;
}
.img5{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image5.jpg') center center/cover;
}
.img6{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image6.jpg') center center/cover;
}
.img7{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image7.jpg') center center/cover;
}
.img8{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image8.jpg') center center/cover;
}
.img9{
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('./images/Image9.jpg') center center/cover;
}


/* 푸더 */

footer {
  background-color: rgba(0, 0, 0, 0.9); /* 조금 더 깊은 톤으로 */
  color: #f5f5f5; /* 눈부시지 않은 흰색 */
  padding: 0px 0 1px;
  font-size: 0.95em;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-container {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  max-width: 1000px;
  margin: 0 auto 10px;
  text-align: left;
  line-height: 1.6;
}

.footer-container div {
  min-width: 220px;
  margin: 15px 0;
}

.footer-container h4 {
  font-size: 1.1em;
  margin-bottom: 12px;
  font-weight: 600;
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  display: inline-block;
  padding-bottom: 4px;
}

.footer-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li {
  margin-bottom: 6px;
}

.footer-links a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-bottom {
  text-align: center;
  font-size: 0.85em;
  color: #aaa;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 15px;
  letter-spacing: 0.5px;
}




main button.mouse{
    background-color: transparent;
    border: none;
    font-size: 2rem;
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    color: #000;
    animation: upDown 1s ease-in-out infinite;
}
main button.mouse span{
    display: block;
    font-size: 1.2rem;
}
@keyframes upDown{
    0%{
        bottom: 1rem;
    }
    50%{
        bottom: 1.5rem;
    }
    100%{
        bottom: 1rem;
    }
}

@media only screen and (max-width: 768px) {
    .container h1 button a{
        font-size: 1.8rem;
    }

    .container ul li button{
        font-size: 1rem;
    }



    .container1 p{
        font-size: 12px;
    }   

    .Description{
        width: 100%;
        height: 250px;
    }
    .Description h2{
        font-size: 16px;
    }
    .Description p{
        font-size: 12px;
    }
    #list_a {
        width: 90%;
    }
    #list_b {
        width: 100%;
    }
}