.maintitle {
    display: inline-block;
    text-align: left;

    position: absolute;
    left: 30px;
    top: 0px;
}
.maintitle h1 {
    font-size: 60px;
    font-family: "ＭＳ ゴシック",sans-serif; 
}

.experience {
    display: inline;
    text-align: left;
    font-size: 36px;

    position: absolute;
    left: 100px;
    top: 150px;

    /*animation*/
    animation-name: fadeIn;
    animation-duration: .6s;
    animation-timing-function: linear;
    animation-delay: .6s;
    animation-fill-mode: both;
}

.experience p {
    margin-block: 0;
}

.code {
    display: inline;
    text-align: left;
    font-size: 36px;

    position: absolute;
    left: 150px;
    top: 75px;

    /*animation*/
    animation-name: fadeIn;
    animation-duration: .6s;
    animation-timing-function: linear;
    animation-delay: 1.8s;
    animation-fill-mode: both;
}

.code p, .experience p {
    margin-block: 0;
}

.mr1 {
    transform: translateX(50px);
}

.mr2 {
    transform: translateX(100px);
}

.keyframe {
    color: rgb(255, 125, 149);
}

.aniname {
    color: rgb(28, 177, 28);
}

.csscode {
    border: 4px solid rgb(50, 231, 225);
}

.code_experience {
    color: rgb(50, 231, 225);

}

.img_arrow {
    width: 100px;

    position: absolute;
    left: 860px;
    top: 400px;

    /*animation*/
    animation-name: fadeIn;
    animation-duration: .6s;
    animation-timing-function: linear;
    animation-delay: 2.8s;
    animation-fill-mode: both;
}

.result {
    font-size: 36px;

    position: absolute;
    left: 1120px;
    top: 300px;
}

.btnNext {
    position: absolute;
    color: #fff;
    background-color: #eb6100;
    border-bottom: 5px solid #b84c00;
    margin-top: 20px;
    padding: 12px 0;
    width: 140px;
    bottom: 20px;
    right: 20px;

    /*animation*/
    animation-name: fadeIn;
    animation-duration: .6s;
    animation-timing-function: linear;
    animation-delay: 4s;
    animation-fill-mode: both;
}

.btnNext a {
    color: white;
    font-size: 20px;
    text-decoration: none;
    transition: color .5s;
}

.btnNext a:link a:visited {
    color: white;
}

.btnNext a:hover {
    color: black;
}

@keyframes fadeIn {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}