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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
2 P: ?1 U; V& W* t - Label for your tooltip; |5 |& P* I) E+ k. K- c/ b
- </span>
复制代码CSS代码: - .tooltip-toggle {
! w2 _/ S) D+ r# f- N - cursor: pointer;
, d; k% i$ H. x' K9 v - position: relative;
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- .tooltip-toggle svg {- Z5 `+ Z6 M: i% o+ L
- height: 18px;7 z9 k: G% B- I: s( b
- width: 18px;
; u+ T' q$ q* b; H+ B - padding-right: 0.5rem;& B: z' k3 F0 S8 `
- }0 N6 W' H# r! w& d6 ^
- .tooltip-toggle::before {
2 V3 |6 l4 d* j2 X( J$ @# N - position: absolute;
1 M! R$ j( R! \2 j( g n - top: -80px;- W" P% ~ R# G
- left: -80px;
7 U ]5 s' H3 R+ F/ j1 U% b - background-color: #2B222A;
8 {# s0 q% R9 M3 D - border-radius: 5px;. N! i/ F2 V0 D& g* J4 m: Z+ X
- color: #fff;% a- L9 h0 o$ @: @( j2 s/ \/ l- R/ f
- content: attr(data-tooltip);& I0 j0 x+ g7 h* ?% H8 n
- padding: 1rem;1 g3 C2 }5 w; L# } p9 D
- text-transform: none;, E4 y9 H. j4 R, v; o1 T
- -webkit-transition: all 0.5s ease;3 [0 G% E7 j' _% R1 |5 U4 s
- transition: all 0.5s ease;$ `! a" D* g# r/ d
- width: 160px;
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- .tooltip-toggle::after {
! R* v: ~0 h/ V/ ^; @) E - position: absolute;. h1 M1 d) ~$ K3 E7 O
- top: -12px;& ]+ @' U. o" h! N
- left: 9px;
' b+ P( n% I9 z9 I0 p - border-left: 5px solid transparent;0 [9 W) P- l: n3 b4 G% J
- border-right: 5px solid transparent;
& ?0 T; T. [$ m - border-top: 5px solid #2B222A;
" I. q4 e# F" C9 S - content: " ";
9 d* o, l5 V5 d, ]* S' p- L0 S - font-size: 0;
% F% H% b) U3 h4 T) f8 I' n - line-height: 0;
+ K% P8 p+ _' V( A' K4 t - margin-left: -5px;" @% y" ]8 C9 A
- width: 0;+ {, x3 P" ?! c
- }
3 A U/ E9 D* s# F4 t1 O% p7 p - .tooltip-toggle::before, .tooltip-toggle::after {
' Q. k+ i. P: q- [; @; i$ C" l9 W5 _( k - color: #efefef;' W F0 }$ X1 V- Z3 Q9 G
- font-family: monospace;% G' l9 o) f# \. m+ l; J
- font-size: 16px;
6 V# B0 ~- v% S \' R0 \ - opacity: 0;
( e6 t9 }; v f% L, R. X: [6 m8 p - pointer-events: none;
' L' G3 l/ c+ S+ x5 V& z - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& N, R3 P+ T$ b) B# N V. K4 G - opacity: 1;" R; b) j/ h3 k( E( A; }1 I- i
- -webkit-transition: all 0.75s ease;
, W+ _0 w5 `! G0 ~! g A - transition: all 0.75s ease;0 g4 `) W" k3 ?% c# ? R I
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">$ Z0 @# x7 m/ g" W J6 P! G6 B
- <ul class="nav-items">
$ V5 Y2 c3 |/ ^5 C* q - <!-- Navigation -->3 S& F# \0 c0 e" o: A G
- <li class="nav-item"><a href="#">Home</a></li>
! d+ F1 u2 `, j+ D - <li class="nav-item"><a href="#">About</a></li>
. o) S8 u, j7 n% p - <li class="nav-item"><a href="#">Contact</a></li>
* }# L* @; Z+ `$ p- Z" p. l1 S q - <!-- Dropdown menu -->
& ?1 Y% k; @# J* O, [ - <li class="nav-item nav-item-dropdown">
0 |; k& Q& D& d9 E3 u - <a class="dropdown-trigger" href="#">Settings</a>6 \ m- }! @. \: c
- <ul class="dropdown-menu">0 a3 p/ a. l- V
- <li class="dropdown-menu-item">
% C4 ^( O) t' I8 w - <a href="#">Dropdown Item 1</a>% \# h+ [7 g5 G) w" F7 U
- </li>/ J6 _) K+ g- @# x# W
- <li class="dropdown-menu-item">
# Z [8 i: W0 c - <a href="#">Dropdown Item 2</a>
3 B# Q0 `2 q8 t3 l( N0 V/ W3 U - </li>
* v; ~% ]* f6 D5 j+ X& Z! s - <li class="dropdown-menu-item">, N0 B% j7 u: ~7 Q
- <a href="#">Dropdown Item 3</a>8 M8 \$ ` O& O$ n! q. M0 N$ I
- </li>. q1 ~' U5 K3 f$ N
- </ul>
! r4 A* L8 R p& T; w* ~# l8 f: m - </li>) q3 U8 S: \& }6 e
- </ul>" T+ E* x* ?( l- Q0 a+ a& B: P
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! d3 H+ ?0 S; B( i1 Q1 s. x4 C( B - background-color: #fff;3 [" k! N' ]% z; t9 T' C2 `( [
- border-radius: 4px;% x* E: G* E' y U* t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* p- e6 O; `% W) b {; A - padding: 1em;
6 Z: x. x0 k5 O% G ]" [ - border: 1px solid #eee;
$ x9 s1 N) S8 c) ?+ e- d - display: block;; v8 J- w# G, T" p( L
- max-width: 400px;$ c5 A3 j$ S( n# x) M+ _% X T d
- margin: 0 auto;
$ Z1 A3 D+ }8 P r. |1 Y6 r; h - text-align: center;
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w. [! \0 e8 k0 S! [3 p+ S - li {
4 e3 `4 ]5 p# L5 R - list-style: none;
4 \- n/ K4 J1 S( x - -webkit-padding-start: 0;
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) m0 ?0 W: q( ]1 Z) v4 v - a {
- J1 W' D7 ?$ J& F4 f - text-decoration: none;# r4 v% D0 h( }1 s1 }
- color: #ED3E44;
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- .nav-item {
9 {+ R- b/ F2 q - padding: 1em;
8 Z3 T: ?, m' N! `5 I# w7 T0 p - display: inline;
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- .nav-item-dropdown {
3 w8 j/ q/ H# H+ G' A/ s - position: relative;( S. A; E/ p1 M
- }2 f; ~; z1 g2 q& D. X
- .nav-item-dropdown:hover > .dropdown-menu {/ {" S- l, A9 A5 Q/ a; X# I
- display: block;" h- A, {! a* K$ ]9 U) Q! F
- opacity: 1;( w0 y3 r: \- c' F0 C; J q
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- .dropdown-trigger {
, B& D: U* c" }& g/ ^' K7 b - position: relative;6 g, l) Z# F. n" i7 V
- }
+ Z. P0 u; E' H- Q# z2 M& \ - .dropdown-trigger:focus + .dropdown-menu {
- x5 }; b6 W: H' a) f X - display: block;
( k7 `7 j. ?0 e* ^7 J% a9 B V - opacity: 1;$ r, v( {" a, m8 b5 [
- }
8 H0 x+ ?- A7 ` - .dropdown-trigger::after {
3 R% y4 n: U2 [/ e0 {3 ` - content: "›";4 R( }1 G0 e6 O4 W) F! d
- position: absolute;
6 C( p! L% S) o# e( W' b8 W - color: #ED3E44;8 G% t1 Z5 S3 L9 A% Z! [
- font-size: 24px;; h5 A+ w3 I1 H H% k# W* s
- font-weight: bold;
8 v6 \2 s6 G8 w( J; q - -webkit-transform: rotate(90deg);7 w; y* b" |1 b& {/ l7 ^" ?
- transform: rotate(90deg);
" _" x! H7 X' S% y- n5 y% p - top: -5px;
# e/ D6 r# x, s - right: -15px;1 `& U" _: _6 o
- }
! m- K, q6 @2 ^% R" c - .dropdown-menu {
) Y& {9 [( \! x" }" v. ]; q: Z - background-color: #ED3E44;
- C& Y8 `( P; p& h2 ~, S. k - display: inline-block;/ y0 V/ `: A8 F9 F- F
- text-align: right;7 O" B8 s3 y: W
- position: absolute;
7 [% K" T; c1 t$ a# l' w/ T( B; W - top: 2.5rem;
4 p0 }! c d) y0 U3 j3 Q3 s - right: -10px;+ a. G K4 @5 Q8 y( @
- display: none;
" b/ A9 |( ~. j5 R( \! A+ v& S - opacity: 0;
. J1 `9 m/ o' Q - -webkit-transition: opacity 0.5s ease;6 S. a) R, g& |' Z( [ h9 j
- transition: opacity 0.5s ease;
( {( m6 D* Y$ ~/ g1 T# f - width: 160px;
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- .dropdown-menu a {8 F. O! S2 B5 n. e
- color: #fff;7 b0 s% Q3 S0 v+ m; R& e8 K
- }
9 Y2 L+ U+ Z3 f( y4 e$ L - .dropdown-menu-item {5 v- \" |3 z4 r% N7 s; w
- cursor: pointer;' V3 Q6 M, U( W
- padding: 1em;: Y" n+ s e% Q
- text-align: center;
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- .dropdown-menu-item:hover {. e( o1 q' y$ \ F2 N. {
- background-color: #eb272d;
+ A8 B0 ?3 x; d - }
复制代码 + z6 |% c6 a+ M4 y& {9 c
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
6 Z& p6 T) w2 O/ F% H+ o9 ?7 g# P7 e g/ ~ - <!-- Checkbox toggle -->
* @- _, T* U4 i4 ]0 X& }+ p - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- ]4 R- T: C( ?7 g% F- W- p - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 v1 x9 R9 I5 e- g, i
- <!-- Content to toggle from www.mfbuluo.com-->
. F6 f8 a( Q' R( | - <div role="toggle" class="toggle-content">
4 V' p3 f y4 U1 J) I - BA-NA-NA-NA!; q6 v! }; s w% \2 D$ f$ @2 |2 m
- </div>- D9 f: {) J4 P5 @6 ^' E
- </div>
复制代码CSS代码内容如下: - .toggle {
^* K' v0 A6 O# H$ b6 n - margin: 0 auto;& Y. U, w- {% a& j/ R, l: @
- max-width: 400px;
$ @2 c8 [& p" U# `. Z4 L9 m8 p - }
; D. I9 t5 Q) v) { - .toggle-label {, o$ T7 @! N, d; q2 y$ X
- font-size: 16px;
7 S9 ^8 D+ d+ G; X& w - background: #fff;0 J5 Y) X `1 ~+ S6 }
- padding: 1em;% Y; M/ O! G) u6 q& q
- cursor: pointer;
* ]9 g v, e' x- n/ l- f - display: block;* l1 A+ y* J& @ |6 v
- margin: 0 auto 1em;9 e8 n8 r7 Z' U* V P* n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 f8 J2 _ R( i% K: |
- border-radius: 4px;
( S U+ Q. S$ f* o0 m* { - }
5 E) E9 {5 F" S; ]+ P" e3 K5 s - .toggle-label:after {
# ]: f: s6 v" z6 e k0 i" F/ c - color: #ED3E44;
! ~6 x6 [- n: x6 c) F; I - content: "+";) D9 \; t0 q; o( n
- float: right;
1 Q( Z0 h) I0 J2 {# I9 n# }+ p - font-weight: bold;
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- .toggle-content {
F, S& Q; ~& f4 i - color: #B0B3C2;
6 N$ `: L" M2 ~( D0 Y - font-family: monospace;
' Q" V5 j. l5 j6 `& M - font-size: 16px;
6 `& ~2 o U8 U% p - margin-bottom: 1.5em;, Y5 A7 d" D" b5 l+ W' q9 z/ h
- padding: 1em;8 b3 T! g& S5 e& z& r# D( [: e9 n
- }
* f- @" v7 p0 K/ P7 Z - .toggle-input {) u" Z1 x" m& ]
- display: none;- @6 z8 U3 u; K( H G% a
- }9 Y; q& X3 S& m: ^0 F, P
- .toggle-input:not(checked) ~ .toggle-content {3 {% K4 i: F- j& f& U* j7 V' \
- display: none;
' b/ M) L( t, w/ q* A0 J7 J9 L% {- K - }
, V2 O5 A+ V: q6 B5 N - .toggle-input:checked ~ .toggle-content {
0 P7 e3 K$ L- ~4 ~$ ] - display: block;
; x" ]$ l0 X. |* n - }
0 _$ u. R) f, j* _# C& E# D - .toggle-input:checked ~ .toggle-label:after {
8 B$ J/ g/ {: ]1 _, \0 a* u# U - content: "-";
b3 R' W' `" Y+ I( E" O2 h8 P - }
复制代码
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