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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!"># {$ |* F4 _8 c' b' }7 q
- Label for your tooltip
- S( r- v2 X; { - </span>
复制代码CSS代码: - .tooltip-toggle {2 K2 a- F3 ]5 |4 p2 P
- cursor: pointer;1 m c: M% q: [3 J
- position: relative;2 t5 ~1 A0 F6 c% ?; T
- }
. Y" Z/ D K" m- z) \9 b - .tooltip-toggle svg {
. B# W3 P2 A# x5 }' I - height: 18px;
! o X* [: V0 M5 o- `( `7 N - width: 18px;
' y' _% x, s( S - padding-right: 0.5rem;+ J8 |5 J; b1 P q3 C! D
- }
& R7 x( T1 w, v4 F! E5 b# b* I - .tooltip-toggle::before {! H" L% h( t4 S: Z
- position: absolute;" X# R2 Q2 S/ a5 c1 q: `
- top: -80px;6 F A: f1 v4 ?' E4 F0 @
- left: -80px;
9 o! }2 I w5 U9 s4 j/ i - background-color: #2B222A;
' v J/ M, \. i1 Y* E - border-radius: 5px;
* Y% _6 Q: z7 X - color: #fff;6 h- [ ^; S5 S5 a. Q
- content: attr(data-tooltip);
, K* P; Q& Q. q# e; q4 v9 k - padding: 1rem;
" Q+ I5 B! G5 M0 b# q! _ - text-transform: none;& z7 r$ _* V- V9 M) g
- -webkit-transition: all 0.5s ease;
. \* N- y, Z. V# \ - transition: all 0.5s ease;) W6 p! j, C% c2 R3 Q) C9 ` I
- width: 160px;
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0 h* q. M x2 x) S - .tooltip-toggle::after {) I r. c7 T7 d
- position: absolute;
( D6 I( r8 m* C% h! G+ z& k - top: -12px;
6 I8 Y7 ^. ~. r) e3 p - left: 9px;
! I* V0 h% h3 |- A - border-left: 5px solid transparent;& q! \5 l" d: b. J
- border-right: 5px solid transparent;1 s# Z. Y& h+ {! S
- border-top: 5px solid #2B222A;
F* B5 t, ~* `! w+ g) e) F5 z" C - content: " ";
! Y& T* O/ H& |) w5 F2 l- b - font-size: 0;
2 f' h7 l, w+ c$ ~; A) q& i - line-height: 0;7 o+ U7 O% n. h. N2 C- a
- margin-left: -5px;, S$ p7 G9 x' N& g e, ?7 w; E
- width: 0;
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. k& p u1 o- d B0 G0 U - .tooltip-toggle::before, .tooltip-toggle::after {
1 z) G6 }3 U7 Y% B, { - color: #efefef;1 w: O. s2 P( J5 F; U& C
- font-family: monospace;) S. N/ y9 G* F7 T: _# c: X
- font-size: 16px;
% k$ E, ^7 R P# Z# t! p( q - opacity: 0;
9 h- _& f% x5 ^; b$ q1 s, r3 ~ - pointer-events: none;6 {4 e7 n/ h& n( Q
- text-align: center;
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5 s. e- b; {& Q: e5 c& u - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" Y' M* y# O3 p1 A - opacity: 1;0 y; \! [8 p; ^5 M ~+ G
- -webkit-transition: all 0.75s ease;8 `( X3 d M p! A
- transition: all 0.75s ease;
8 T5 V9 G. F1 J) p; r# M" { - }
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">
; a9 s1 {8 x( l( @3 ]: B - <ul class="nav-items">! k- m2 _6 j; s' g' b$ ?- v0 z0 ~
- <!-- Navigation -->
, ^ } @; B5 l( m/ _ - <li class="nav-item"><a href="#">Home</a></li>
# m, ~- o/ o) x - <li class="nav-item"><a href="#">About</a></li>
" S$ \" c) I" s+ F - <li class="nav-item"><a href="#">Contact</a></li>& c. g% N# ?, c
- <!-- Dropdown menu -->
8 `* n9 S4 _ F y" X1 @ - <li class="nav-item nav-item-dropdown">9 p! N' T5 A# k1 G
- <a class="dropdown-trigger" href="#">Settings</a>. J; j2 \5 d1 J F! v# ?% U
- <ul class="dropdown-menu">+ {' A' o1 M; G" c2 D
- <li class="dropdown-menu-item">; a6 @3 N) a" k0 _% K# y2 Z
- <a href="#">Dropdown Item 1</a>
# w0 d( Z$ d( [. f+ O# [& P - </li>0 g; w3 I( O4 K$ r; Q8 B
- <li class="dropdown-menu-item"> X$ i D* Z& I4 Q7 u
- <a href="#">Dropdown Item 2</a>! m7 l9 t y2 w& A% _- m8 q! T
- </li>/ w) {" s+ `* r5 H9 |- r0 p
- <li class="dropdown-menu-item">
9 z1 l! o: W& V) I: {" {$ c, ` - <a href="#">Dropdown Item 3</a>
d+ |! n/ E4 o3 ]& S4 x - </li>1 q) G2 m7 j: J7 L) V1 x
- </ul>& `$ {, K2 p1 e5 w" `" B
- </li>
8 {7 y$ N$ O# z% g% J! L+ T - </ul>( z" I3 q6 l) b- f% e9 Q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
' \. c$ M( T; {( E' R2 H5 O - background-color: #fff;
. U+ o! M J+ F; S% u - border-radius: 4px;
8 g& {# c: h( l8 i1 x" }! D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& B' P$ ?8 y) y P4 q9 @" z - padding: 1em;; R- G$ y7 n1 N& [: m
- border: 1px solid #eee;$ T7 c# H: ]5 h" z+ ^/ f) t) ~
- display: block;/ I- u/ k2 g8 M% s
- max-width: 400px;
) B `4 q& I9 j9 b - margin: 0 auto;* E" k5 ^% H; ]
- text-align: center;4 q- J6 R5 t5 r$ w# Q/ ~
- }
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- li {
4 q5 c( Y& b0 S% H" X- G - list-style: none;
, F8 m$ w1 u3 V+ M. {, d& e - -webkit-padding-start: 0;" l) c; f$ T; p% f2 ]5 i
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- a {+ ^1 `; \" ]) S! D) C
- text-decoration: none;& Z- F0 C' q ?
- color: #ED3E44;$ ?$ I* [+ i. e( Q
- }
* S- z( ~+ `; l5 ` k. Q5 c0 t - .nav-item {$ o* K* r/ V2 {
- padding: 1em;% H0 m) N0 j O- k0 S$ f( s1 r
- display: inline;' U# o$ r/ J/ ^2 S& Z, \8 W. I2 B( _4 F
- }
: [, F' ?9 y) X/ [1 g* j; G7 f; q - .nav-item-dropdown {/ Z! i6 C9 Y: k A
- position: relative;9 T' n+ D+ h* ^, @+ I \ R+ Q# x+ d! }
- }
0 ]. N3 W; k# X1 d, g+ K) s2 F - .nav-item-dropdown:hover > .dropdown-menu {! ?( ]( k' i [: L
- display: block;
5 N; R+ `+ p) q - opacity: 1;( Z7 S0 B2 E* I* E/ L
- }
2 O; f: u- | d3 X9 B6 k - .dropdown-trigger {! ~5 h8 ~. @0 j% B/ t
- position: relative;3 U) v! q P; T( { b V- J9 \
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- .dropdown-trigger:focus + .dropdown-menu {
4 c( F. x V! A, ?" ]* M1 { - display: block;3 }* T2 a! m. `+ |) ~, D% n
- opacity: 1;. T1 T5 i2 B. Y# M" r1 k
- }
$ a2 r* d& P- s1 ?! @# D' K3 I- s - .dropdown-trigger::after {
$ b& B# J1 w& G' E* V) m% a - content: "›";
2 t+ p( @2 [3 @, c - position: absolute;- f# h) @: m/ n: Y
- color: #ED3E44;
9 H$ R! N. L& q0 T - font-size: 24px;
: u/ k$ [9 ?' U) r5 k - font-weight: bold;4 W2 W/ A, l# v
- -webkit-transform: rotate(90deg);
" |. m% K! P$ Y7 T! v" A( ~ - transform: rotate(90deg);
9 ?% I3 v: u! }; q - top: -5px;
4 \+ R# K, `4 m5 w" {, [. S - right: -15px;: Q; h# \7 x& e7 G$ m
- }! {" K' w9 y5 B- V2 E. P8 s$ I
- .dropdown-menu {% j. O8 w0 i, R
- background-color: #ED3E44;
/ {* W0 D- m% m4 j' \ - display: inline-block;
0 y! a3 P( J/ q, @/ D+ } - text-align: right;
9 \/ d, O- a1 e2 ~$ ^ - position: absolute;/ | s; A; ~0 L: T3 M# Q
- top: 2.5rem;2 S& ^8 G( E) i+ p! C
- right: -10px;
7 J0 E% Y2 I( l. Z: g - display: none;+ m! Y: i3 w; D) ?, p
- opacity: 0;9 f9 |" W" Y- [) a5 g5 ^9 m& P
- -webkit-transition: opacity 0.5s ease;5 b% ^" r9 l$ w4 W5 S6 G
- transition: opacity 0.5s ease;3 @( C2 Q2 S. B3 M+ ?
- width: 160px;
$ @, ~: c; D X' o* B - }& U- y' f* ?- ?0 X* E) a
- .dropdown-menu a {* F% J; q6 G7 r" v& S# ?
- color: #fff;
! x- Y" A. d7 h- x% M2 C% V& n - }
, i: ], b' z( } - .dropdown-menu-item {& }6 j$ K% S+ B8 p
- cursor: pointer;
1 t4 v5 h) m' l1 t - padding: 1em;
& ^2 u' z- v4 B) \ - text-align: center;2 M* M3 s+ B; t) L! U5 e2 W6 b6 N
- }0 f: m8 k L/ a3 h: U- U3 h
- .dropdown-menu-item:hover {# t1 M7 n) L% L: Q; Q
- background-color: #eb272d;
$ X/ _! L4 E/ K+ C$ X/ @0 c - }
复制代码 & a7 _& C7 {( ^' m
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
. F% a+ t) Y0 I& o; `8 k5 j - <!-- Checkbox toggle -->
9 Y$ y1 ]4 `/ ]4 B - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># {- a, H- u+ w; M( y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
+ m1 y: r1 m, {) Y7 e' W A/ ^( R - <!-- Content to toggle from www.mfbuluo.com-->! ?1 _6 g" |5 n4 B8 f
- <div role="toggle" class="toggle-content">
$ V! e9 |8 T) b3 N6 W& y - BA-NA-NA-NA!
# \) n# t, i* v) K8 v# R. c: c - </div>( ]9 \4 ]( b4 P$ ^, f
- </div>
复制代码CSS代码内容如下: - .toggle {
. I) v6 {# K+ b. k% ` - margin: 0 auto;
/ V4 D# [1 ]1 j - max-width: 400px;
9 w$ H( E, H" M; P ~( s* O- s - }
+ m( i% M0 p' B. _, u - .toggle-label {
) h+ i. |# b( ?: B- S1 ] - font-size: 16px;
: F. m% D$ A. _4 p% _" Q1 m - background: #fff;
$ V( T- Z7 L9 l7 i - padding: 1em;
/ v+ n: Z' W. A! U1 g! l - cursor: pointer;
" f# ~1 m# l O* E: J7 ~ - display: block;
8 I( g/ N8 h* J. ^9 Z& s - margin: 0 auto 1em;
; u4 S9 ~7 H- D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 f( n) l2 M9 R$ T5 ^! o - border-radius: 4px;
" u9 t3 [8 _! ^; N* z5 q - }. Z; }4 ^6 ~$ G3 h; V* A
- .toggle-label:after {
7 H; z' Z( K! f: w4 Z3 ? - color: #ED3E44;
1 {6 L; a1 f% M6 e* w5 O - content: "+";
, Y: X2 e0 }1 B) `2 o9 t6 n/ G0 D - float: right;
) u" ]& z$ i3 w& V% a8 y: a2 a - font-weight: bold;
. W. O+ E: Q* w v - }& q; O1 @) H7 P; {; \# Q* r
- .toggle-content {; R/ K# r( ?$ h5 D# o
- color: #B0B3C2;2 q2 q, I5 \% W; g
- font-family: monospace;
& y' I: w8 D5 V4 C+ @, x6 l% m& \$ x - font-size: 16px;% H6 _/ R8 C/ k7 R3 E
- margin-bottom: 1.5em;4 M6 J' f3 p4 W
- padding: 1em;3 z$ Z. R, d' i# d
- }
) L9 y+ z2 Q6 y: e) c* d - .toggle-input {
; `8 Y* O" }% y- F' K5 x& | - display: none;
& n+ M( E. o) J* d, j" P - }) S; }0 w) u7 h8 y& D
- .toggle-input:not(checked) ~ .toggle-content {) G* _( k, n4 S6 T1 K
- display: none;% a6 A% i1 g: D7 @5 [" D
- }% `) N# \! @! u# Q- g! E$ q& W8 x
- .toggle-input:checked ~ .toggle-content {
8 x4 |2 k2 M* y9 u& ^0 i - display: block;) K* u" B* k7 B* M
- }
' E/ s# @) m( I- i' R9 i% O+ _ - .toggle-input:checked ~ .toggle-label:after {
! S8 [8 l0 h& e9 | - content: "-";& c2 D9 }6 T$ I5 n3 o: A
- }
复制代码
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