.section__presale {
    margin-top: 800px;
    background-color: #fff;
}

.presale__main-title {
    font-size: 35px;
    margin: 120px 0 50px 0;
}

.presale__main-about {
    display: -webkit-flex;
    display: -ms-flex;
    display: flex;
    justify-content: space-between;
    margin-bottom: 155px;
}

.presale__main-about-desc, .presale__main-about-data {
    flex-basis: 40%;
}
.presale__main-about-data {
    flex-basis: 60%;
}
.presale__main-about-desc, .presale__main-about-form {
    margin-top: 40px;
}

.presale__main-about-desc{
    flex-basis: 40%;
    font-size: 30px;
    line-height: 1.33;
    color: #4a4a4a;
}
.presale__main-about-desc span{
    display: block;
    margin-top: 105px;
    font-size: 20px;
    color: #2D3039;
    width: 380px;
    position: relative;
    line-height: 1.5;
}
.presale__main-about-desc span::after {
    position: absolute;
    content: url('../img4/array.png ');
    bottom: 0;
    left: 90%;
}

.presale__main-about-data {
    display: -webkit-flex;
    display: -ms-flex;
    display: flex;
}

.presale__main-about-circle {
    margin-right: 50px;
    text-align: center;
}
.presale__main-about-pulse {
    position: relative;
    display: inline-block;
}
.presale__main-about-pulse:after, .presale__main-about-pulse:before {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: 50%;
    border: 1px solid #4a90e2;
}
.presale__main-about-pulse:after {
    animation: pulse linear 2s infinite 1s;
}
.presale__main-about-pulse:before {
    animation:  pulses linear 2s infinite;
}

@-webkit-keyframes pulse{
0% {-webkit-transform:scale(1); }
100% {-webkit-transform:scale(1.5); opacity:0;}
}

@keyframes  pulses{
0% {transform:scale(1); }
100% {transform:scale(1.5); opacity:0;}
}

.presale__main-about-form {
    display: -webkit-flex;
    display: -ms-flex;
    display: flex;
    -webkit-flex-direction: column;
    -ms-flex-direction: column;
    flex-direction: column;
    width: 100%;
}
.presale__form-label {
    margin-top: 15px;
    font-size: 14px;
    text-transform: uppercase;
    line-height: 2.14;
}

.presale__form-label:first-child {
    margin-top: 0;
}


.presale__form-input, .presale__form-btn{
    font-size: 16px;
    line-height: 1.8;
    height: 40px;
    padding: 0 0 0 16px;
    width: 100%;
    border: solid 1px #dbdbdb;
    border-radius: 3px;
    box-sizing: border-box;
}

.presale__form-btn {
    height: 50px;
    margin-top: 27px;
    background: #ff9f36;
    color: #fff;
    cursor: pointer;

}