iframe {
    width: 100%;
    max-width: 1200px;
    height: 600px;
    max-height: 800px;
    border: none;
}
body{
    background-color: transparent;
    font-family:"Zen Kaku Gothic New", "Yu Gothic Medium", "YuGothic", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
}
.container{
    max-width:none;
    border: none;
    padding: 1px;
    background-color: transparent;
}

.form-column{
    margin:0;
    margin-bottom: 3.5rem;
}
.form-column-checkbox .label, .form-column-radio .label{
    padding: 0;
}
 .form-column-radio .input-group{
    background-color: #fff;
    flex-direction: row;
    font-size: min(2.5vw,1.8rem);
    padding: 0.6em;
    border: solid 1px rgb(165, 165, 169);
    border-radius: 0.5rem;
    gap: 3rem;
 }
 .form-column-checkbox .input-group label, .form-column-radio .input-group label{
    margin: 0;
 }
 input[type="text"], input[type="email"], input[type="tel"], input[type="url"], input[type="date"], input[type="file"],textarea, select{
    background-color: #fff;
    border: solid 1px rgb(165, 165, 169);
    height: auto;
    padding: 0.6em;
    font-size: min(2.5vw,1.8rem);
 }
input[type="file"]{
    width: 100%;
}
input[type="file"]::file-selector-button{
    padding: 0.5em;
    border: solid 1px rgb(165, 165, 169);
}
input[type="radio"]:before{
    height: 15px;
    top: 5px;
    left: 5px;
    background-color: #111;
}
textarea{
    height: 200px;
}
select{
    width: max-content;
    padding-right: 3rem;
}
legend.label, .label{
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 2rem;
    padding: 0;
}

.badge-required, legend .badge-required{
    color: #f1204a;
    padding: 0.3em 0.6em;
    border-radius: 3.5rem;
    line-height: 1;
    display: inline-block;
    border: 1px solid;
    font-size: 2rem;
}
.button-group{
    margin: 70px 0 auto;
}
.button{
    background-color: #aaa;
    color: #fff;
    font-size: 2rem;
    font-weight: 700;
    padding: 4rem 10rem;
    border-radius: 13rem;
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 20px;
    transition: background-color 0.3s;
    position: relative;
}

/* 横線 */
.button::after {
    content: "";
    position: absolute;
    top: 50%;
    right: 3.5rem;
    width: 3.5rem;
    height: 1px;
    background-color: #fff;
    transform: translateY(-50%);
    transition: width 0.3s ease;
}

/* 半分矢尻（斜め線1本） */
.button::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 3.5rem;
    width: 0.9rem;
    height: 0.9rem;
    border-top: 1px solid #fff; /* ← これだけ */
    transform: translateY(-50%) rotate(45deg);
}
@media screen and (max-width: 750px){
    legend.label, .label, .badge-required, legend .badge-required{
        font-size: min(5vw,2rem);
    }
    input[type="text"], input[type="email"], input[type="tel"], input[type="url"], input[type="date"], input[type="file"],textarea, select,.form-column-radio .input-group{
        font-size: min(4.5vw, 1.6rem);
    }
    .button{
        font-size: min(5vw,2rem);
        padding: 3rem 5rem;
        display: block;
        width: 100%;
    }
    input[type="radio"]:before{
    height: min(16px, 4vw);
    width: min(16px, 4vw);
    top: min(3px, 4vw);
    left: min(3.3px, 4vw);
    
}
}