body {
    margin: 0;
    background-image: url('https://www.obc.co.jp/hubfs/obc/v1/images/landing/s2021/background-wave.png');
    line-height:1.5; 
}
#s2021 {
    position: relative;
}
.header {
    position:relative;
    overflow: hidden;
}
.header .background .main {
    width: 100%;
    position: absolute;
    top: 0px;
    left: 0px;
    z-index: -8;
}
.header .background .human {
    width: 55%;
    position: absolute;
    top: 4vw;
    right: 0px;
    z-index: -6;
}
.header .background .hard-wave {
    width: 67%;
    position: absolute;
    top: 19.8vw;
    left: 0px;
    z-index: -7;
}

.header .content .caption {
    width: 45%;
    position: absolute;
    top: 2vw;
    left: 4.5vw;
    z-index: -5;
}
.header .content .logo {
    width: 10%;
    position: absolute;
    top: 2vw;
    right: 20px;
    z-index: -4;
}
.header .content .main {
    width: 32%;
    position: absolute;
    top: 15vw;
    left: 22vw;
    z-index: -3;
}
.header .content .date {
    width: 35%;
    position: absolute;
    top: 43vw;
    left: 0;
    z-index: 1;
}
.confirm-button {
    display: block;
    width: 32%;
    background-color: rgb(2,68,150);
    color: white;
    border-radius: 2vw;
    font-size: 1.5vw;
    font-weight: bold;
    padding-top: 1.5vw;
    padding-bottom: 1.5vw;
    text-decoration: none;
    text-align: center;
}
.confirm-button:hover {
    background-color: rgb(4, 80, 173);
}
.header .content .confirm-button {
    position: absolute;
    top: 45vw;
    right: 6vw;
    z-index: 1;
}
.header-main-cotntents {
    padding-top: 29vw;
}
.background-wave {
    background-image: url("https://www.obc.co.jp/hubfs/obc/v1/images/landing/s2021/header-normal-wave.png");
    background-repeat: repeat-y;
    background-size:100% auto;
    padding-top: 28vw;
    padding-bottom: 20px;
}
.background-wave-overlay {
    background-image: url("https://www.obc.co.jp/hubfs/obc/v1/images/landing/s2021/header-normal-wave.png");
    background-repeat: repeat-y;
    background-size:100% auto;
    background-position: 0 10vw;
    margin-bottom: -20px;
    padding-bottom: 20px;
}
.header .main-caption {
    width: 1100px;
    padding:50px;
    margin-left: calc(50% - 550px);
    background-color: white;
    border-radius: 20px;
    position: relative;
}
.header .main-caption .caption {
    font-size: 19px;
    line-height: 40px;
    margin-bottom: 50px;
}
.header .main-caption .align-right {
    display: inline-block;
    width: 100%;
    text-align: right;
}
.header .main-caption .decoration {
    display: block;
    position: absolute;
    bottom: 200px;
    width: 300px;
}


h1 {
    display: inline-block;
    color: rgb(2,68,150);
    border-bottom: 2px solid #333;
    margin: auto;
    font-size: 30px;

}
h2 {
    display: inline-block;
    background-color: rgb(4, 61, 131);
    color: white;
    margin: auto;
    width: 95%;
    font-weight: normal;
    border-radius: 5px;
    line-height: 2.0;

    font-size: 24px;
}

.contents {
    background-color: rgba(0, 255, 255, 0.11);
    padding-top: 60px;
}
.caption-content {
    width: 1100px;
    left: calc(50% - 550px);
    background-color: rgb(255 255 255 / 70%);
    border-radius: 20px;
    margin: auto;
    margin-top: 60px;
    padding-top: 50px;
    padding-bottom: 50px;
}
.caption-content .main {
    text-align: center;
}
.caption-content .outline {
    display: flex;
    justify-content: center;
    text-align: left;
    margin-top: 50px;
}
.caption-content .outline table {
    border-spacing:20px;
    font-size: 19px;
    border-collapse: separate;
    box-sizing: border-box;

}
.caption-content .outline th {
    padding-right: 25px;
    font-weight: normal;
    vertical-align: top;
}
.caption-content .caption {
    text-align: left;
    font-size: 13px;
    width: 85%;
    margin: auto;
    margin-top: 10px;
}

.caption-content .program {
    margin-top: 50px;
    width: 700px;
    margin-right: auto;
    margin-left: auto;
}

.caption-content .program table {
    border-spacing: 0 10px;
    width: 100%;
    border-collapse: separate;
    box-sizing: border-box;

}
.caption-content .program th {
    color: white;
    background-color: rgb(2,68,150);
    border-radius: 20px 0px 0px 20px;
    padding: 30px 10px;
}
.caption-content .program td {
    background-color: white;
    text-align: left;
    border-radius: 0px 20px 20px 0px;
    padding-left: 10px;
    font-weight: 600;
}
.caption-content .program .title {
    font-size: 24px;
    letter-spacing: 10px;
}
.caption-content .program .sub-title {
    font-size: 12px;
}
.caption-content .program .sub-caption {
    display: block;
    width: 95%;
    font-weight: normal;
    font-size: 12px;
    text-align: right;
}

.contact {
    width: 100%;
    display: flex;
    justify-content: center;
    padding-top: 30px;
    padding-bottom: 100px;
}

.bottom-wave {
    position: absolute;
    right: 0;
    bottom: 0;
    z-index: -1;
    width: 100%;
}

@media screen and (max-width: 1100px) {
    .header .main-caption {
        width: 80%;
        margin-left: auto;
        margin-right: auto;
        padding: 5vw;
    }
    .header .main-caption .caption {
        font-size: 1.5vw;
        line-height: 3.5vw;
        margin-bottom: 2vw;
    }
    .header .main-caption .space-top {
        padding-top: 4vw;
    }
    .header .main-caption .decoration {
        display: block;
        position: absolute;
        bottom: 17vw;
        width: 30vw;
    }
    .caption-content {
        width: 90%;
    }
    h2 {
        font-size: 3vw;
        
    }
    
    .caption-content .program {
        width: 90%;
    }
    .caption-content .program th {
        padding: 3vw 1vw;
    }
    .caption-content .program td {
        font-size: 2vw;
    }
    .caption-content .program .title {
        font-size: 2.3vw;
        letter-spacing: 1vw;
    }
    .caption-content .program .sub-title {
        font-size: 1.2vw;
    }
    .caption-content .program .sub-caption {
        display: block;
        width: 95%;
        font-weight: normal;
        font-size: 12px;
        text-align: right;
    }
    .caption-content .caption div {
        margin-bottom: 1vw;
        font-size: 1.4vw;
    }
}

@media screen and (max-width: 750px) {
    .header .background .main {
        width: 130%;
        top: 61vw;
    }
    .header .background .human {
        width: 120%;
        position: absolute;
        top: 86vw;
        right: -22vw;
    }
    .header .background .hard-wave {
        width: 150%;
        position: absolute;
        top: 91vw;
    }

    .header .content .logo {
        width: 20%;
    }
    .header .content .caption {
        width: 80%;
        left: 10%;
        top: 15vw;
    }
    .header .content .main {
        width: 70%;
        top: 36vw;
        left: 15%;
    }
    .header .content .date {
        width: 70%;
        top: 121vw;
        left: 0;
    }

    .header-main-cotntents {
        padding-top: 140vw;
    }
    .background-wave {
        background-size: 100% auto;
        padding-top: 50vw;
        padding-bottom: 20px;
    }

    .confirm-button {
        font-size: 4vw;
        width: 70%;
        padding-top: 4vw;
        padding-bottom: 4vw;
    }
    .header .content .confirm-button {
        top: 165vw;
        left: 15%;
    }
    .header .main-caption {
        width: 75%;
        border-radius: 2vw;
        line-height: 4vw;
    }
    .header .main-caption .caption {
        line-height: 4.5vw;
        margin-bottom: 2vw;
        font-size: 1vw;
    }
    .header .main-caption .caption .sentence-close  {
        display: inline-block;
        padding-top: 12vw;
    }
    .header .main-caption .decoration {
        bottom: 30vw;
    }
    
    .caption-content .outline table {
        text-align: center;
        border-collapse: separate;
        box-sizing: border-box;

    }
    .caption-content .outline th {
        width: 100%;
        display:block;
        font-weight: 500;
    }
    .caption-content .outline td {
        width: 100%;
        display:block;
        font-size: 3vw;
    }
    .sp-br::before {
        content: "\A" ;
        white-space: pre ;
    }

    h2 {
        border-radius: 2vw;
        font-size: 5vw;
        font-weight: bold;
        line-height:2; 
        width: 100%;
        display: flex;
        height: 12.5vw;
        padding: 15px 0;
        align-content: center;
        flex-direction: column;
        justify-content: center;
    }
    .caption-content .program .title {
        font-size: 5vw;
    }
    .caption-content .program .sub-title {
        font-size: 2vw;
    }
    .caption-content .program th {
        width: 100%;
        border-radius: 2vw 2vw 0px 0px;
        display: flex;
        height: 12.5vw;
        padding: 0;
        align-content: center;
        flex-direction: column;
        justify-content: center;
    }
    .caption-content .program td {
        width: 100%;
        display: block;
        font-size: 3vw;
        border-radius: 0 0 2vw 2vw;
        padding-left: 0;
        text-align: center;
        padding-bottom: 4vw;
        padding-top: 4vw;
    }
    .caption-content .program .sub-caption {
        font-size: 1vw;
        text-align: center;
        padding-top: 2vw;
        margin-left: auto;
        margin-right: auto;
    }

    .contact {
        padding-bottom: 20vw;
    }
}