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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!">
' T5 D7 ~! | V; ?: i, X! b - Label for your tooltip5 y; T4 r; U0 M; \" G, r) B
- </span>
复制代码CSS代码: - .tooltip-toggle {7 k" F% {" S- D: P2 n& C& W9 @
- cursor: pointer;
: g& A7 w, ]/ _6 V; S - position: relative;- B. v0 k3 ^1 M" k3 u i* b
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- .tooltip-toggle svg {
1 h* z0 I+ l4 R$ r - height: 18px;" [ v+ c- y" ?% i6 B8 c8 }3 X0 c6 O
- width: 18px;2 {2 M/ T0 B' B( ?
- padding-right: 0.5rem;7 H: G7 A, t3 R
- }
: q4 u4 y8 _8 f' S - .tooltip-toggle::before {4 K/ |% M" H2 l% k8 l$ m8 k
- position: absolute;5 z* @; i Y; X# y# ?
- top: -80px;
" |1 y; A* V8 a7 E- } - left: -80px;; ?6 q9 K% e& t! b6 a4 O0 o
- background-color: #2B222A;; G, r" D( M3 H+ @6 c6 c! K
- border-radius: 5px;
5 i, m+ Q2 C- j$ O' N- x! Y5 i - color: #fff;6 w8 l4 Q, |! j; f1 I8 J. ^6 V$ S
- content: attr(data-tooltip);
' y- k& J+ y# A- S3 t4 V& L# _ - padding: 1rem;
0 ~8 A. D" w- d+ R( o! O - text-transform: none;6 p& n) O: B' R* W. i; r( n& `+ ^
- -webkit-transition: all 0.5s ease;
* V- F5 E z* e; X5 r/ S# t - transition: all 0.5s ease;$ g8 p9 G- ?& L9 f
- width: 160px;. l; _6 ?# a( V4 {( F; j
- }
4 E& _/ a0 ~0 V - .tooltip-toggle::after {
5 B# s1 _) \8 u: `9 S0 @& w' r - position: absolute;
+ w* N7 L4 T: W0 t1 |, n - top: -12px;- H$ o& y6 q/ F8 v, @& c6 Y: f! \. y2 S
- left: 9px;5 g# m( o# u% g' D
- border-left: 5px solid transparent;
# x, n0 S! ]( n q# f0 } - border-right: 5px solid transparent;' M6 W& @' C& H7 A* j; X( M
- border-top: 5px solid #2B222A;3 N% p4 h* M! Z' `
- content: " ";
+ U" K: o- z1 P" G! C - font-size: 0;
) r8 | H* ~5 q% H5 U; x) ~ - line-height: 0;8 {7 Y0 R* i) @ E+ i/ n4 l- a( u
- margin-left: -5px;4 I+ W+ N9 R+ y& Q6 T5 V* v
- width: 0;8 ]* d& X* L* p7 _
- }
; L+ x2 Y' n& Q% _% L - .tooltip-toggle::before, .tooltip-toggle::after {* ?5 ^ c. z. F" a7 D
- color: #efefef;
+ D2 |& I6 D* |: z# x, q - font-family: monospace;7 j( B5 a6 w0 p3 ^+ O" u
- font-size: 16px;4 r4 W- y; q G" E( N
- opacity: 0;4 ^( \) s/ k4 x" R
- pointer-events: none;
# `& f; q* I# a - text-align: center;* L& j% Y' h8 ]* m# X
- }
% S3 M) N# s% H \; M - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ B( V; t* ?6 |
- opacity: 1;
+ e, o# H- ]6 Z$ h* ?' D; G - -webkit-transition: all 0.75s ease;5 J) P) p- Q3 }" ]+ w
- transition: all 0.75s ease;
e8 m; y2 _9 s& ~8 P8 N( y - }
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">9 `! g6 r1 p& q2 a# a2 _3 v
- <ul class="nav-items">$ g4 U( w h2 ^( C6 C
- <!-- Navigation -->
# ^" M+ c" C' n, b+ z4 R - <li class="nav-item"><a href="#">Home</a></li>
9 O+ z; x; b& m - <li class="nav-item"><a href="#">About</a></li>
: {! o0 a# `$ C+ i0 C+ V7 k - <li class="nav-item"><a href="#">Contact</a></li>
& \# b, ?: f0 X3 i/ @. h- D: m - <!-- Dropdown menu -->5 I% `2 @4 ?9 h/ {
- <li class="nav-item nav-item-dropdown">
* Z# J7 Z' E% K! m8 ^ ? - <a class="dropdown-trigger" href="#">Settings</a>
$ Z- _7 A$ { X8 ~ - <ul class="dropdown-menu">
# d3 H" y* L, A4 E - <li class="dropdown-menu-item">
! ]" A8 s$ _# {4 P - <a href="#">Dropdown Item 1</a>% I+ l& Y* F8 D8 Q+ C2 h& F- v
- </li>
" }% f: b7 T( L - <li class="dropdown-menu-item">; I1 ^& Z; n0 @9 R2 q% h
- <a href="#">Dropdown Item 2</a>
+ C/ {( k$ E1 o% b" O4 ] - </li>- `9 P6 R7 ]5 V" D. f; X f9 h
- <li class="dropdown-menu-item">
+ Y7 }; t) {% } - <a href="#">Dropdown Item 3</a>2 o7 V/ O( A7 q6 X/ z( L
- </li>
3 k+ Y$ T, j4 T3 t/ H7 m4 T2 A - </ul>
+ k5 h Z8 ^ u+ M, H3 ~; K - </li>2 \: K) u( ~1 `0 {2 G: n
- </ul>% k5 U1 o: V+ I: j7 x+ V% L
- </div>
复制代码对应的CSS代码如下: - .nav-container {' T; s: j O/ G+ ]2 ], r
- background-color: #fff;& }, i2 K( O. z% A$ W$ ~8 ?
- border-radius: 4px; Y: k5 [ F# T# g3 ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 n* r, a K/ F. ]6 D* T( M: [
- padding: 1em;
! L Z+ H" W: I5 e% _. q9 x6 a - border: 1px solid #eee;
; c9 P: t% W1 a- Y7 P - display: block;
\1 Y. V. l* |1 l - max-width: 400px;2 @& j4 t$ C6 x! D- r2 R
- margin: 0 auto;
F( P R) Z( W) e! ` - text-align: center;
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- li {. Q% j& H) ?, g$ Z5 H
- list-style: none;
2 K, M6 Y4 @; f+ f0 P$ t - -webkit-padding-start: 0;
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- a { i9 [4 {5 `% i6 Z1 ?
- text-decoration: none;, Y9 \/ G/ c4 J
- color: #ED3E44;
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- .nav-item {
+ W8 c9 d# e% O+ {4 v7 u - padding: 1em;1 o* j. f0 |8 l/ \3 p6 G
- display: inline;( d& V5 Z* x1 Z% c- u/ x
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- .nav-item-dropdown {& v5 u2 V' p; U7 N) E
- position: relative;- e1 N1 d9 X e& X5 Q/ D4 n0 m
- }
' H0 k* |6 m8 |! m b, w4 z+ ^! Y - .nav-item-dropdown:hover > .dropdown-menu {" \; D4 X" h- e4 D9 {% S1 H: Y
- display: block;5 p( _( O: X, Y! N, t& {$ K
- opacity: 1;
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9 Z6 u! P8 @& R" ` - .dropdown-trigger {
5 m" f+ n" ?' z6 |6 q& Z# s3 {3 S - position: relative;
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6 t3 q- B% u; Q- w& b; L9 } - .dropdown-trigger:focus + .dropdown-menu {+ |9 z. z" K! d4 K6 J" \
- display: block;6 ?' Y/ }7 M7 {' S3 ]
- opacity: 1;7 e9 Q, O) c0 m/ P0 ^
- }( @: y* H% n( \; c/ Y* @
- .dropdown-trigger::after {
9 C$ ~8 h. F% {, B - content: "›";. e8 r' U9 }9 B% G: I! ^/ d
- position: absolute;7 i# L; ?' m- t7 g! n8 Z
- color: #ED3E44;
% R5 H1 u ` ]; G4 u9 B( p ] - font-size: 24px;( d0 ^. H5 h3 t! ~. A7 b z
- font-weight: bold;+ Z- U1 R" C5 ~3 e# @) H; `! ~$ F
- -webkit-transform: rotate(90deg);
4 e; C0 {0 S# W. E2 s1 G' ?& L6 e - transform: rotate(90deg);
/ \7 W4 x7 f/ H' {; N/ P/ _ H6 E - top: -5px;
V7 m: T( [$ x - right: -15px;
# u/ r s# a; r! P! ?' v) x, F - }
+ Q- e* {& J% g$ W" Q7 W - .dropdown-menu {
1 F O2 Q- U7 u) E6 ] Q0 q4 J - background-color: #ED3E44;. b8 q- b) i6 b
- display: inline-block;
8 {* X' \9 z, y" j' d K6 D - text-align: right;6 E O) @) O9 }9 x/ p
- position: absolute;
4 x1 D7 r2 K0 c( G3 C$ K9 r - top: 2.5rem;
$ @* k" H: Y3 \- L - right: -10px;" [! }1 E' W, F" x0 s! |
- display: none;6 W4 B1 G* P+ O. F
- opacity: 0;" I, [4 H8 A' I
- -webkit-transition: opacity 0.5s ease;8 V" ~# r0 `( o3 j
- transition: opacity 0.5s ease;
5 I0 z2 K3 n5 M s* m- t - width: 160px;$ H6 L }# b2 Q& ]9 W `9 r2 e% ^% m
- }
% ~0 s9 W- s! ?; P/ C7 D - .dropdown-menu a {
! X$ H$ V* Z, R0 c- d- G - color: #fff;
- i; n4 p0 r0 j7 `1 x9 s7 f8 ` - }, @4 o0 U' Q3 q/ ?
- .dropdown-menu-item {. E7 s' f9 P$ A3 M( Z
- cursor: pointer;- e `" [4 H, C3 _
- padding: 1em;& S* E7 I, N+ x0 N* D
- text-align: center;3 _# t# X4 i) k8 s; b9 s/ s
- }% i$ a+ n& M' d! k+ M
- .dropdown-menu-item:hover {: d' u+ e, n# M+ ~% O) Y
- background-color: #eb272d;
0 r2 T( b. J; J6 I& A - }
复制代码
& a7 e% B) X& h, P1 D q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: A# [6 m/ g9 _4 ^/ V! j
- <!-- Checkbox toggle -->
" u$ r7 u3 R1 c6 G2 Y0 r - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 G2 {' W( p; a$ I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( l% U6 x# P; z) M/ B' x) x6 X) q8 @
- <!-- Content to toggle from www.mfbuluo.com-->% P+ P" M! A* M0 ~' {
- <div role="toggle" class="toggle-content">
. S. t% t# A! y4 B! E( C# z9 Y - BA-NA-NA-NA!
7 O) F! m0 b6 y' j& b# C" D) Q0 S - </div> L, t) n& Y& N! R
- </div>
复制代码CSS代码内容如下: - .toggle {" L" E. ?: E+ _ |7 O O9 k
- margin: 0 auto;
% [/ P" g" Z6 y6 j - max-width: 400px;& v! u2 p1 K- ]1 P" Z, y
- }
; N* W' P0 U2 R - .toggle-label {
+ z K+ c6 K; |; ^# M5 O9 Y$ b0 s - font-size: 16px;- J, v: X& f9 d$ e
- background: #fff;/ X, Z+ O4 F" o" G) k: Y8 W$ n1 ?
- padding: 1em;) f1 r3 h8 r2 a. l
- cursor: pointer;" l" U8 O! X! Y p. V" j
- display: block;
/ \# Z% z) g; E - margin: 0 auto 1em;+ L! G( X J, e; T' @! l' q; t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ L9 ]) V% \* L4 \/ k
- border-radius: 4px;2 E& w5 j; N6 U% j* O- q9 r
- }, T) e* v. H' i( c
- .toggle-label:after {
0 f$ G) w9 W3 W2 J* z: ?1 B5 F7 B - color: #ED3E44;- v3 M/ U# o- ]% g2 @7 }8 X/ s
- content: "+";6 k6 Z1 m2 V o4 d0 v) g+ a
- float: right;4 t* J! ~! n5 F5 m' \
- font-weight: bold;
5 X( e/ U% b K" V8 E, S( ] - }
7 b5 V6 ^3 v8 J u; ~8 A! d- W; ?/ Y - .toggle-content {
' S2 k( F2 t' z; b) A& i+ K - color: #B0B3C2;* r j2 c7 f2 o8 Y- x" X% Z
- font-family: monospace;* {4 A: V) K7 K: S8 H
- font-size: 16px;" A5 G. \, [" y% B
- margin-bottom: 1.5em;4 Z$ z0 ]3 x2 ^9 V: j C: S
- padding: 1em;. ]' k& \' G2 i+ r& X
- }' B% O# J0 s& ?- _& R# g5 T$ j
- .toggle-input { X, `% z3 n, `5 Q+ u9 X6 w
- display: none;' y# @ R }8 }; q
- }3 j6 X3 a( y2 E* x3 J# Y/ r* p% s
- .toggle-input:not(checked) ~ .toggle-content {. Y: ^3 e1 `7 {. y. I$ A& Q
- display: none;$ ^) X A- P) s c
- }
7 K& b; m. a: N F - .toggle-input:checked ~ .toggle-content {
5 d+ Z- _9 D. { a2 q - display: block;1 z% z& f- m( R, h3 H- r/ ~
- }
5 r# i+ k8 R1 t" j A - .toggle-input:checked ~ .toggle-label:after { x+ F9 Q& r1 t8 O) s
- content: "-";
! d% u+ ~# L; J S6 F7 U - }
复制代码 5 r! M8 `9 L( }6 q
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