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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!">7 F2 Z# [6 @7 K2 s0 U% H
- Label for your tooltip6 m9 b. f7 q$ a
- </span>
复制代码CSS代码: - .tooltip-toggle {
' [! l) }9 R, M/ `, f - cursor: pointer;
8 Z' h% A! Y! c% b# o - position: relative;
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- .tooltip-toggle svg {
1 H$ n5 ^/ j3 d7 }( d* |6 H3 o$ e - height: 18px;; b* \( L( B6 L$ K" }' z y
- width: 18px;
h+ m3 X5 i9 h8 \% } - padding-right: 0.5rem;
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- .tooltip-toggle::before {
6 x3 Z w K9 s' E8 Y% V - position: absolute;
+ P6 {& s# _6 j. ~4 W: B - top: -80px;
" v5 s" A% q, [- L+ } - left: -80px;
8 `8 v' U6 e G; Z+ N } - background-color: #2B222A;
6 F& o% M- d7 ]6 t - border-radius: 5px;5 Z$ u4 C1 }9 V
- color: #fff;
0 j/ N8 P8 N( d& ^ - content: attr(data-tooltip);
3 I% f- w( i# h0 G0 V0 }& {4 u - padding: 1rem;
( g ~ Y9 [" K* X# O: L' @ - text-transform: none;" F4 ^9 C- D% D1 b
- -webkit-transition: all 0.5s ease;
' X5 r6 i1 |: s+ C& D - transition: all 0.5s ease;
& o! V3 ]! m& M" J; ~+ T! I( A0 T - width: 160px;
6 U! j( \. A# C" ` - }
2 |- v# h+ S9 ^* g6 c4 `& g - .tooltip-toggle::after {
9 W& N* W* {5 r - position: absolute;
5 E9 Y+ d# @1 L, a Z1 z - top: -12px;8 |( E& Z# t& y. N7 b$ m/ O
- left: 9px;) m. i. g, E8 r
- border-left: 5px solid transparent;
+ L, J. Y; V) W; M3 E - border-right: 5px solid transparent;
9 ~" A! H/ ~2 ] - border-top: 5px solid #2B222A;% Y. A9 a( m- F; h
- content: " ";0 J' `7 `' x; v; |" Y( I
- font-size: 0;
1 G5 P j& z' ~5 @$ e8 \5 b, } - line-height: 0;
* ^' E; t# ~ C. Y3 w6 l - margin-left: -5px;
2 _" h) Y0 C3 m+ Q - width: 0;
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& ?% G0 Z1 r+ d9 v9 [+ K% ~ - .tooltip-toggle::before, .tooltip-toggle::after {$ U, D! Y; Z9 w$ D; ?
- color: #efefef;
7 k) j/ p9 y5 |8 E - font-family: monospace;. U" D& V2 H5 v! f2 s
- font-size: 16px;
N3 P3 P1 e1 g+ O! z4 g9 T/ }- O$ ^ - opacity: 0;
) r! X/ ]- O6 N - pointer-events: none;
+ G% `$ B4 s: H) r4 c. _ - text-align: center;
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; I/ {/ T7 l* ^, j, p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 {+ n" ] N3 T0 c5 G& A+ O% w
- opacity: 1;
! F0 L( ~# b1 q - -webkit-transition: all 0.75s ease;
, @ n8 G% C1 j6 P# `+ [# n - transition: all 0.75s ease;) [. B% }; M# [2 }! ^' ?, s
- }
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">
0 r X$ B* p; h/ H - <ul class="nav-items">' n0 h$ x$ G- q4 q2 L* o
- <!-- Navigation -->' L$ L1 m" E0 l' U5 S' C
- <li class="nav-item"><a href="#">Home</a></li>
/ h9 u! D2 ]- D, z- x - <li class="nav-item"><a href="#">About</a></li>
+ v) a3 y7 O: x( F' t) r - <li class="nav-item"><a href="#">Contact</a></li>4 D8 u `+ n4 Y1 \) G6 J# `
- <!-- Dropdown menu -->
# [# {) l) q! k( r Q& Q9 I - <li class="nav-item nav-item-dropdown">
0 J2 z t6 `+ Z( a - <a class="dropdown-trigger" href="#">Settings</a>
. \! f# r; u1 J" p s7 I - <ul class="dropdown-menu">/ ?) {. m- O7 h) Q( ?4 T
- <li class="dropdown-menu-item">6 D3 o1 A2 _; Q+ Y
- <a href="#">Dropdown Item 1</a>8 @% I! Y2 Y+ q9 Y& ]- ~7 e$ t$ P2 m
- </li>
& g' X9 M- `6 U2 g* _ - <li class="dropdown-menu-item">7 F1 H2 U( _! j' ?, p& M! _
- <a href="#">Dropdown Item 2</a>
1 T- Q2 i/ A0 ?" v( l) Z* e# e" f - </li>
' A$ y. `) g+ M4 w& r/ M8 g% b- n% z! p+ | - <li class="dropdown-menu-item">) {) C- F% {$ @$ `! [1 C X
- <a href="#">Dropdown Item 3</a>
+ {! m& D" K! Q K3 ~ - </li>, M6 k \5 e. J9 Q
- </ul>; S9 M1 B+ ~9 s8 \
- </li>
5 h" o; t! z; |7 Y3 b9 L- z - </ul>
8 F3 u4 p3 E. ]3 Z; Q0 Q. k7 k - </div>
复制代码对应的CSS代码如下: - .nav-container {" \ x- P6 f( P l p
- background-color: #fff;% p0 T C+ ~0 S
- border-radius: 4px;
; Q: T( ?% r e% i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, s# p) N+ P* Y7 G4 ]& M0 x1 l9 \ - padding: 1em;' o) I6 N5 }1 M& D" h' ]; u
- border: 1px solid #eee;
$ ]: N4 i" J& Y8 }5 ?# q - display: block;
* ^/ _8 A2 ?9 A - max-width: 400px;8 a6 ~5 u+ g/ d; i8 I, |: r
- margin: 0 auto;# f+ L4 l' M% u1 b8 _, c/ B# f
- text-align: center;
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9 Q: }* q4 f/ W2 p% i8 ]6 Y - ul,
. S9 U/ i* b4 w7 @ - li {
U3 ~* H( E3 _0 f+ _, f - list-style: none;# D9 \7 d& t: P: K
- -webkit-padding-start: 0;% D5 q) c( x6 X; ~) g9 ^" `9 e: B+ u
- }
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- text-decoration: none;- R" {+ V7 D! v; T, d$ n: K& Z" O; q
- color: #ED3E44;
- s1 H5 b- o: D8 m6 p s* g+ Q1 J0 | - }/ }* L7 k- v. {4 z
- .nav-item {2 }+ w* C- m2 B ^
- padding: 1em;3 Y. S1 C/ @+ X1 @0 t6 M
- display: inline;, `. A* K; n$ R4 P, C/ ?" i# K
- }" ^* z! n) l. s3 H! H2 t+ p* B
- .nav-item-dropdown { D+ E' W9 _* u V" p% o
- position: relative;$ X2 T9 [7 j/ D
- }
5 m) d E# U% ~- S. t/ L i% N" S - .nav-item-dropdown:hover > .dropdown-menu {
2 v! Z" O' Y8 R# ~ - display: block;
( M3 A! L$ ^0 z' J; E1 ~ - opacity: 1;9 N3 A/ Z8 H1 w# \) M% w. q N
- }
9 a4 B" H* ~+ X; f) D5 M - .dropdown-trigger {
0 e1 ^5 z1 i( s/ K7 W- E+ n - position: relative;, B, L6 h& [5 w
- }
* _% e; N( `/ E0 c - .dropdown-trigger:focus + .dropdown-menu {$ A/ ^8 L8 J7 B: `+ p4 u; Z
- display: block;% r2 M6 M$ |* F, |& R1 Q6 Q
- opacity: 1;! y# O, f' \0 J/ j5 K; C
- }
& O' y$ K& z4 `3 B - .dropdown-trigger::after {
% Q% j8 w4 j+ u& n8 h9 E& @ - content: "›";, i/ Q8 Z8 Y6 ?5 d, K: C, _
- position: absolute;6 c7 f/ M0 g" s$ }* ]
- color: #ED3E44;2 h# L t! Z; `; w \
- font-size: 24px;
, y, _' C5 q, w- y - font-weight: bold;& k! W( z# C6 ^' G, A6 p# H5 h7 r9 {
- -webkit-transform: rotate(90deg); O, R2 o& d, `% S
- transform: rotate(90deg);$ ?. a* ~% w. T" D
- top: -5px;
% m/ \$ S/ w, T) d* T/ o4 i - right: -15px;
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- .dropdown-menu {( U: L/ B( x7 }9 |
- background-color: #ED3E44;
) H' Z; x( z( e. w; V# P; g2 L; u" o - display: inline-block;
0 J3 m1 m6 F- K6 a - text-align: right;
( K! v* b5 q- F i2 Z, R - position: absolute;( Z+ v9 I" F9 K3 O2 r) [' V
- top: 2.5rem;
! K' w+ T( c% A G, Q( M1 j: @ - right: -10px;
. o( d. v. w0 {/ E; v* b - display: none;% z' ^: G, `) F3 _, _
- opacity: 0;
- T2 _ a8 D2 a% P; d9 Q - -webkit-transition: opacity 0.5s ease; w: R& j s+ |
- transition: opacity 0.5s ease;: e. n& v3 U1 ~) @; G& M' v
- width: 160px;+ W1 ?: x% f0 w! O% t, |
- }
$ h* E( h1 o% o8 A$ k/ D; I - .dropdown-menu a {+ F! w& m S, O1 L: S& o7 b
- color: #fff;
5 k* O* V* k' J5 R! g+ ~ - }) k! |$ N( T( i) a0 G# u
- .dropdown-menu-item {
& w4 f1 v# l" Z: M' l. T - cursor: pointer;
# o4 {1 ~' c$ I3 ~3 ~% P/ g& ^& g - padding: 1em;( z) k: l* T6 u
- text-align: center;
. A) x$ D* c! Q7 D% Z" m2 x5 r - }" }# W: S" o: u( e3 L
- .dropdown-menu-item:hover {7 S; B# y" m( \" Z2 B* ?
- background-color: #eb272d;
1 S% z- U- R$ U- V% [9 S. z5 { - }
复制代码 6 s( ]& \* @: A0 u; R; @
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ ? t# P( _' G4 {2 y! V
- <!-- Checkbox toggle -->
2 M4 ?7 c3 D5 r) D% G. w2 g - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 b, v8 o( z+ L8 e9 `4 t( g - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>6 t) ^( n# e! b0 J1 }+ B6 l# z3 c
- <!-- Content to toggle from www.mfbuluo.com-->" |6 H9 H# Z& B& I
- <div role="toggle" class="toggle-content">- g1 H, C% S% p3 j+ k
- BA-NA-NA-NA!0 V% l3 r( n1 u; u! \
- </div>
- R* @- M( W5 S, H: B+ j: O - </div>
复制代码CSS代码内容如下: - .toggle {
5 ~; R2 b3 x2 q& C3 y - margin: 0 auto;3 a/ a/ R) N9 z8 B
- max-width: 400px;
6 M2 G9 K7 z) q* M6 b3 E* b - }! }; Q" t6 t' m5 n1 C3 F3 s+ r
- .toggle-label {
% ~+ L7 x8 O1 }5 l5 _8 r( K# l - font-size: 16px;
; b& c! k: T- J3 z - background: #fff;
, [( }8 K0 q2 C3 Z" ]$ B - padding: 1em;
1 ~: ?# h9 z5 R8 ~, o - cursor: pointer;, y3 X: Z0 f' N0 F
- display: block;
$ p* }- W6 Y1 a - margin: 0 auto 1em;7 F4 ^: Q5 G$ w- L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, z: X* h/ T7 G8 F+ Q/ q; _) c- a - border-radius: 4px;
^' y" l% S/ m N) j) ^ - }% `: T+ r* M0 ~, {& X2 n( p1 [
- .toggle-label:after {" k4 j3 P7 |' B4 e' K0 q6 F
- color: #ED3E44;
( K$ ^ u% B) F - content: "+";
- j% I! W! b0 F4 ^2 V" p - float: right;
; b( I' c b, }% [3 I1 F1 e2 O5 {8 { - font-weight: bold;/ Q" z. S0 T& G* J- z& |$ u
- }( h9 D$ L; M4 b: c
- .toggle-content {5 _3 Q8 Q0 c5 O0 Q: ]% \# F
- color: #B0B3C2;
* P' z9 m2 _9 h p2 a7 }( D - font-family: monospace;
' p9 c3 n* }! e - font-size: 16px;
2 d" _$ T/ ^$ M3 [( |3 c - margin-bottom: 1.5em;
/ A% v S: \ o" f1 h - padding: 1em;* X* Q3 I- m) ?1 }( q3 I3 \0 p$ J
- }
/ h" [5 ]% C" ?; c: M - .toggle-input {& X$ X: h8 b( V% y" M1 v
- display: none;( E% b1 J5 G5 Q p3 H" M; e" S% o. Q i
- }9 m, n/ W9 X* k( [8 W
- .toggle-input:not(checked) ~ .toggle-content {
" X) j( h1 ~3 X* ] - display: none;
* `) E2 A6 t: p$ R9 w6 _ - }2 f6 w& _' n }! W5 w
- .toggle-input:checked ~ .toggle-content {
# q$ w+ h* ]- X# Z$ R - display: block;$ l4 _8 g7 ^. _, k. S) c. w
- }
6 Q3 V4 }1 Y R - .toggle-input:checked ~ .toggle-label:after {
7 Q" q0 W. C- g) [6 O$ b; N& i - content: "-";8 W" k2 s7 D% a6 s
- }
复制代码
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h( [! g# @. _, g- s; d$ t, {
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