body{padding: 0 0 8rem 0; margin: 0;background: #F8F9FA;}
input {-webkit-tap-highlight-color: rgba(255, 255, 255, 0)}
.header{width: 100%;padding: .5rem;box-sizing: border-box;background-color: white;display: flex;justify-content: space-between;align-items: center;}
.comments_input {width: 100%;display: flex;flex-direction: column;align-items: flex-end;margin-top: 1rem;}
.comments_input>textarea {resize: none;width: 100%;border: none}
.comments_input>div {width: 100%;display: flex;justify-content: space-between;}
.comments_input>div>span:active { opacity: .7}
.comments_input>div>span {padding: 1rem;border-radius: .5rem;text-align: center;color: white;width: 6rem;margin-top: 1rem;font-size: 1.5rem;}
.comments_input>div>span:nth-child(2) {background-color: #2F4056;}
.comments_input>div>span:nth-child(1) {background-color: #43a5e5;}
.launch{position: relative;}
.launch .launch-btn{position: absolute;left: 0;top: 0;width: 100%;height: 100%}
 .header1 {
    width: 105px;
    height: 26px;
    }
.header2 {
    width: 72px;
    height: 26px;
    }
video {
    width: 100%;
}
.fixBtn img {
    width: 17.4rem;
    height: 8.2rem;
}