* {
    font-family: 'Noto Sans JP', sans-serif;
    text-decoration: none;
    margin: 0;
    padding: 0;
    list-style: none;
    box-sizing: border-box;
    background-color: #ffffff;
}

.site-container {
    max-width: calc(375px - 8 * 5px);
    margin-left: auto;
    margin-right: auto;
}

.header {
    overflow: hidden;
}

.header-nav {
    float: right;
}

.header-nav-item {
    float: left;
    margin-right: 88px;
    margin-top: 32px;
    margin-bottom: 32px;
    font-weight: 400;
    font-size: 16px;
}

.section {
    margin-left: auto;
    margin-right: auto;
}

.section-heading {
text-align: center;
font-size: 40px;
margin-top: 56px;
margin-bottom: 32px;
font-weight: 300;
}

.about-img-container {
    text-align: center;
    margin-top: 32px;
}

.about-img{
    width: 168px;
    height: auto;
}

.about-title {
margin-top: 16px;
font-size: 24px;
font-weight: 400;
}

.about-label {
margin-top: 8px;
margin-bottom: 24px;
font-size: 16px;
font-weight: 300;
}

.sns-container {
}

.sns-list {
overflow: hidden;
margin-top: 24px;
}

.sns-item {
float: left;
margin-left: 16px;
}

.sns-item:first-child {
    margin-left: 0;

}

.sns-img {
    width: 48px;
    height: 48px;
}

.about-description {
margin-top: 24px;
font-size: 16px;
font-weight: 300;
line-height: 32px
}

.property-container {
margin-top: 16px;
overflow: hidden;
}

.property-cohesiveness {
margin-right: 16px;
float: left;
}

.property-title {
line-height: 24px;
font-size: 16px;
font-weight: 300;
color: #535353;
}

.property-description {
margin-left: 8px;
line-height: 24px;
font-size: 16px;
font-weight: 300;
}

.form {
margin-top: 64px;
}

.form-list {
margin-top: 32px;
}

.form-list:first-child {
margin-top: 0;
}

.form-label {
display: block;
font-size: 24px;
line-height: 32px;
font-weight: 300;

}

.input-text {
border: 3px solid #7C7C7C;
border-radius: 16px;
font-size: 24px;
padding: 16px;
margin-top: 16px;
width: 100%;
}

.input-description {
height: 200px;
}

.submit {
margin-top: 56px;
background-color: black;
color: white;
width: 100%;
padding: 24px;
border: solid 1px black;
border-radius: 2px;
font-size: 24px;
font-weight: 300;
}

.submit:hover {
cursor: pointer;
box-shadow: 0 5px 10px 0 rgb(0 0 0 / 12%), 0 3px 20px 0 rgb(0 0 0 / 12%), 0 5px 6px -2px rgb(0 0 0 / 20%);
transition: .3s ease-out;
}

.submit:disabled {
background-color: gray;
}

.err-msg {
display: block;
color: red;
margin-left: 16px;
font-size: 24px;
margin-top: 8px;
}