html - 页面不滚动，文本不出现在标题下方，在正文中

Question

有人可以帮帮我吗。我遇到了一个问题，我的页面没有向下滚动，段落没有出现在正文中，而是出现在页面的标题中。我已经从 CSS 中删除了所有不必要的溢出元素，但这并没有做任何事情。

https://codepen.io/arvindr2002/pen/oNzzMQb。谢谢你。

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    font-family: 'Raleway', sans-serif;
    background-color: black;
}

header {
    background-image: url(../images/Game.jpg);
    height: 100%;
    width: 100%;
    -webkit-background-size: cover;
    background-size: cover;
    background-position: right-side;
    position: fixed;
}
nav {
    position: fixed;
    z-index: 10;
    left: 0;
    right: 0;
    top: 0;
    padding: 0 5%;
    height: 45px;
    background-color: #E94B3CFF;
}
nav .logo {
    float: left;
    width: 40%;
    height: 100%;
    display: flex;
    align-items: center;
    font-size: 24px;
    color: #fff;
}
nav a:hover {
  border-top: 2px red;
  border-bottom: 4px solid white;
  padding: 6px 0; 

}
nav .nav-area {
    float: right;
    padding: 0;
    margin: 0;
    width: 60%;
    height: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}
nav .nav-area li {
    list-style: none;
}
nav .nav-area a {
    display: block;
    padding: 1em;
    font-size: 16px;
    font-weight: bold;
    color: #fff;
    text-decoration: none;
}
#nav-toggle {
    position: absolute;
    top: -100px;
}
nav .icon-burger {
    display: none;
    position: absolute;
    right: 5%;
    top: 50%;
    transform: translateY(-50%);
}
nav .icon-burger .line {
    width: 30px;
    height: 5px;
    background-color: #fff;
    margin: 5px;
    border-radius: 3px;
    transition: all .3s ease-in-out;
}
@media screen and (max-width: 768px) {
    nav .logo {
        float: none;
        width: auto;
        justify-content: center;
    }
    nav .nav-area {             /* transforing toggle-bar */
        float: none;
        position: fixed;
        z-index: 9;
        left: 0;
        right: 0;
        top: 100px;
        bottom: 100%;
        width: auto;
        height: auto;
        flex-direction: column;
        justify-content: space-evenly;
        background-color: rgba(0,0,0,.8);
        box-sizing: border-box;
        transition: all .5s ease-in-out;
    }
    nav .a {
        font-size: 20px;
    }
    nav :checked ~ .nav-area {
        bottom: 0;
    }
    nav .icon-burger {
        display: block;
    }
    nav :checked ~ .icon-burger .line:nth-child(1) {
        transform: translateY(10px) rotate(225deg);
    }
    nav :checked ~ .icon-burger .line:nth-child(3) {
        transform: translateY(-10px) rotate(-225deg);
    }
    nav :checked ~ .icon-burger .line:nth-child(2) {
        opacity: 0;
    }
    
}
    
.welcome-text {
    position: fixed;
    width: 600px;
    height: 300px;
    margin: 25% 30%;
    text-align: center;
}
.welcome-text h1 {
    text-align: center;
    color: #fff;
    text-transform: uppercase;
    font-size: 60px;
}
.welcome-text h1 span {
    color: #E94B3CFF;
}

.glow{
    position: relative;
    display: inline-block;
    padding: 20px 15px;
    margin: 10px 1;
    color: #E94B3CFF;
    text-decoration: none;
    text-transform: uppercase;
    transition: 0.5s;
    letter-spacing: 4px;
    overflow: hidden;
    margin-right: 20px;
   
}
.glow:hover{
    background: #E94B3CFF;
    color: #050801;
    box-shadow: 0 0 5px #E94B3CFF,
                0 0 25px #E94B3CFF,
                0 0 50px #E94B3CFF,
                0 0 200px #E94B3CFF;
     -webkit-box-reflect:below 1px linear-gradient(transparent, #0005);
}

.glow span{
    position: absolute;
    display: block;
}
.glow span:nth-child(1){
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg,transparent,#E94B3CFF);
    animation: animate1 1s linear infinite;
}
@keyframes animate1{
    0%{
        left: -100%;
    }
    50%,100%{
        left: 100%;
    }
}
.glow span:nth-child(2){
    top: -100%;
    right: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(180deg,transparent,#E94B3CFF);
    animation: animate2 1s linear infinite;
    animation-delay: 0.25s;
}
@keyframes animate2{
    0%{
        top: -100%;
    }
    50%,100%{
        top: 100%;
    }
}
.glow span:nth-child(3){
    bottom: 0;
    right: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(270deg,transparent,#E94B3CFF);
    animation: animate3 1s linear infinite;
    animation-delay: 0.50s;
}
@keyframes animate3{
    0%{
        right: -100%;
    }
    50%,100%{
        right: 100%;
    }
}


.glow span:nth-child(4){
    bottom: -100%;
    left: 0;
    width: 2px;
    height: 100%;
    background: linear-gradient(360deg,transparent,#E94B3CFF);
    animation: animate4 1s linear infinite;
    animation-delay: 0.75s;
}
@keyframes animate4{
    0%{
        bottom: -100%;
    }
    50%,100%{
        bottom: 100%;
    }
}/*resposive*/

标签： htmlcss