*{
    box-sizing: border-box;
}


body{
    scroll-behavior: smooth;
    background-color: rgba(163, 163, 163, 0.737);
}

section {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 100px;
    color: #FFF;
}

.container{
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.main_title{
    font-size: 4rem;
    font-weight: 600;
    text-shadow: 3px 3px 1px rgba(0,0,0,0.3);
    margin-bottom: 50px;

}

.content{
    width: 1250px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.content .image{
    position: relative;
    width: 800px;
    height: 500px;
    overflow: hidden;
    filter: drop-shadow(0px -1px 10px rgba(0,0,0,0.6));
    
}
.content .image img{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    z-index: 10;
}

.content .text_box{
    z-index: 20;
    text-shadow: 3px 3px 1px rgba(0,0,0,0.3);
    background:rgba(255, 255, 255, 0.1);
    padding: 40px;
    max-width: 500px;
    transform: translate(-80px,50px);
    /* 新しい知識　ブラー　ガラスのような質感を演出できる */
    backdrop-filter: blur(20px);
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    filter: drop-shadow(0px -1px 44px rgba(0,0,0,0.6));
}

.content .text_box h3{
    font-size: 2rem;
    margin-bottom: 10px;
}

.media_icons{
    margin-top: 100px;
    filter: drop-shadow(0px -1px 44px rgba(0,0,0,0.6));
}
.media_icons a{
    color: white;
    font-size: 2rem;
    margin: 60px;
}



/* Sec_02 */
.section_title{
    font-size: 3rem;
    margin-bottom: 80px;
    text-shadow: 3px 3px 1px rgba(0,0,0,0.3);

}

.content .info{
    width: 400px;
    margin-left: 50px;
    text-shadow: 3px 3px 1px rgba(0,0,0,0.3);

}

.content .info .info_title{
    font-size: 1.8rem;
    margin-bottom: 10px;
}


/* Secc03 */
.content .media_info{
    width: 400px;
    margin-left: 40px;
    text-shadow: 3px 3px 1px rgba(0,0,0,0.3);

}

.content .media_info li{
    list-style-type: none;
    font-size: 1.4rem;
}

/* 
新しい知識　not(last-child)最後の要素のみnot適用しない
山並みを表現する方法 
*/
.content .media_info li:not(:last-child){
    margin-bottom: 50px;
}

.content .media_info li:nth-child(1)
,.content .media_info li:nth-child(5){
padding-left: 100px;
}
.content .media_info li:nth-child(2)
,.content .media_info li:nth-child(4){
padding-left: 50px;
}


.content .media_info a{
    color: white;
    text-decoration: none;
}

.sec_03{
    margin-bottom: 100px;
}