.box2{
    box-shadow: 1px 1px 8px white;
    width: 500px;
    margin-top: 20px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 1px 1px 8px #ddd;
}

.box2 b{
 font-size: 25px;
 text-decoration: underline;
}

span{
    transition: 200ms;
    font-weight: 600;
    font-size: 18px;
}

.content{
    overflow: hidden;
    max-height: 0px;
    transition: 300ms ease-in;
}


.content_2{
    overflow: hidden;
    max-height: 0px;
    transition: 300ms ease-in;
}

.content_3{
    overflow: hidden;
    max-height: 0px;
    transition: 300ms ease-in;
}


.header{
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header_2{
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.header_3{
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

@media screen and (max-width: 500px) {
 .box2{
  width: 100%;
  margin-left: 0;
  margin-right: 0;
 }
 
}