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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!">1 @6 h: }/ F) y0 ]) u+ N
- Label for your tooltip
0 L: @& K3 W$ v$ V( B" s - </span>
复制代码CSS代码: - .tooltip-toggle {# z/ y: @0 c9 C/ S/ P! N: ^9 K. Q
- cursor: pointer;
+ b2 Y$ p7 a0 {8 r% J - position: relative;
- N" l( H3 t. B# P! k4 b8 X' z5 f5 V1 Q - }' V+ j4 R- P6 [/ F/ u2 k W' \
- .tooltip-toggle svg {$ F7 q% X0 d8 D( D
- height: 18px;
& Y0 V; {+ B e+ W9 X0 f - width: 18px;
; k' L7 o; V# i* P6 s0 ` - padding-right: 0.5rem;
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- .tooltip-toggle::before {
8 k8 H# s% ?4 F! T* }( P - position: absolute;% x3 }; d( D7 Z8 g5 B
- top: -80px;
/ B' M2 h; a; W0 I" m9 ? - left: -80px;
' {; D5 [$ f& E - background-color: #2B222A;
3 c) ] Y1 J4 B( _) O - border-radius: 5px;
, W" r4 B, P1 x% ] - color: #fff;2 p& Q ~- o+ d% ^; t( [
- content: attr(data-tooltip);
: C; P& z0 {% B. y. \( B; Q6 o; C - padding: 1rem;
% @/ ~7 {' Z, }" c" k" n& Y - text-transform: none;- [0 T# O4 d; S4 N# \+ g
- -webkit-transition: all 0.5s ease;
6 K& i! }; W( F/ S3 X. [ - transition: all 0.5s ease;3 C7 {' n0 z: b
- width: 160px;
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- .tooltip-toggle::after {
' I2 ]: i! p5 \. t. S - position: absolute;* E, E$ S. v j. I# c
- top: -12px;
0 E+ M- X) |: u5 E" m- {* O- J, P - left: 9px;
! ^ Z, B* [/ g" Q: Q& U - border-left: 5px solid transparent;9 d _7 d0 C( V, a" K" q
- border-right: 5px solid transparent;
8 ?* B- @5 M$ f% X0 _ - border-top: 5px solid #2B222A;
3 U0 O& [0 B$ R, V - content: " ";
0 @1 g8 C+ H# a1 E/ n M - font-size: 0;
& B/ g# S8 w9 Y2 f/ |2 M' q$ \' R - line-height: 0;
9 y: a ^4 P2 h" [7 Q) ~+ _6 B - margin-left: -5px;
& A6 c8 }4 N7 d. D7 n - width: 0;9 l8 \# R& B" ?% M( Q- I
- }3 i, j1 X% J* U- g: h
- .tooltip-toggle::before, .tooltip-toggle::after {
+ ^% V( |6 T- Q. t' A0 W. a - color: #efefef;* c b8 m2 }3 h8 z
- font-family: monospace;$ ?, B1 u1 m/ B, m: _& T
- font-size: 16px;
. B+ e9 t( z6 b8 E1 \$ p - opacity: 0;
: D9 u6 A. M+ q) j# U2 L - pointer-events: none;
* |/ \+ q7 C! C% V - text-align: center;. y. e! A5 d! Q" E7 R, q
- }
7 B4 {0 z! Q- V4 n - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { O" j& S1 ~0 p
- opacity: 1;2 M5 {* r8 e; P6 j8 m& B2 T
- -webkit-transition: all 0.75s ease;
6 F2 k1 u2 t0 O! @ - transition: all 0.75s ease;2 x6 t2 G; z" [, j1 ]; c
- }
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">
% P# e2 ^% y: \( L* ~' V4 H* X2 i - <ul class="nav-items">- A. O+ j6 u' o$ [/ v) ?
- <!-- Navigation -->
' H8 ]1 N7 e$ e: y$ V - <li class="nav-item"><a href="#">Home</a></li>$ F+ e6 e% T d; _8 Z7 c
- <li class="nav-item"><a href="#">About</a></li>
) |. J# w7 N" H - <li class="nav-item"><a href="#">Contact</a></li>
( }4 G3 ^5 [, A" \0 m! O/ C) K - <!-- Dropdown menu -->
: L/ W/ ~+ _9 e - <li class="nav-item nav-item-dropdown">3 Y; F$ {8 I& l% \3 d h7 @1 H
- <a class="dropdown-trigger" href="#">Settings</a>9 n+ M a, h t" ^5 Z: Z
- <ul class="dropdown-menu">. J2 U R- k$ r, F3 w
- <li class="dropdown-menu-item">
% C; l4 Z# G- x0 S - <a href="#">Dropdown Item 1</a>) _8 y% c6 h2 S* k2 J5 R
- </li>1 u2 ?, P/ P8 Q- ]" G9 m! C# t$ l
- <li class="dropdown-menu-item">7 }) J( h! ^5 E" ?- K- l2 V
- <a href="#">Dropdown Item 2</a>
; ^& h0 A1 Q5 I& ]) N - </li>5 N9 I8 O2 V4 \( U, c
- <li class="dropdown-menu-item">! G0 n; _. K8 Y- E
- <a href="#">Dropdown Item 3</a>
( C& }! q! h z, O, b - </li>
0 i7 [* ~5 t# J! m: B - </ul>, P$ ]3 _2 y& a5 Q3 u& H' h
- </li>
F/ P+ x8 c0 A% ] E3 } - </ul> `7 ?" q) M' C) ?5 |
- </div>
复制代码对应的CSS代码如下: - .nav-container {" @' k6 z) X! z7 e
- background-color: #fff;; e# @' j1 _' P5 `
- border-radius: 4px;9 V& _ I, u/ M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 I) W8 X* d h `+ a& { r
- padding: 1em;5 W4 X/ |$ c: E" d4 C2 O
- border: 1px solid #eee;- Z5 |& \8 X* a& ]! O( r& ~
- display: block;; }& o7 v# G+ b% {2 V4 T- n
- max-width: 400px;( y' q( o( u% n: b7 f0 V# k
- margin: 0 auto;
/ U9 T! F( m2 ?9 _- N" T5 `% w - text-align: center;% X3 t; {; L5 e- |
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- ul,( u! T/ f L- |2 Y# O3 W3 t# t J
- li {
6 |* z/ m3 x6 R' Q- J. C0 T - list-style: none;" P- T$ R$ G: e* d) B; Y- O3 d
- -webkit-padding-start: 0;; f, G% q, M* A# B( P ~7 p: J& S
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- a {/ b2 `1 H) P& |5 M
- text-decoration: none;
/ M- g7 u- s, K; Z3 X: J, G6 P) O - color: #ED3E44;
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! j% A5 h/ p/ @: q - .nav-item {
3 w p& x8 k! z1 p! A. v- q$ a - padding: 1em;$ D* u2 e; x$ V. d4 L. H
- display: inline;
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' D6 o9 Y9 V V q: J+ u) J - .nav-item-dropdown {
" s* \ j \, ]& j X - position: relative;2 Q$ R& d# D2 Z
- }
9 i# ^0 D) ^2 S1 d; y$ d' t l, a - .nav-item-dropdown:hover > .dropdown-menu {
0 j) d" w. ~: j, c* }, T - display: block;
: j, w$ d- ~5 W1 z" ^ - opacity: 1;
" w( Z, s5 J2 P - }
# d8 [, M# g" q s9 d6 s - .dropdown-trigger {* T4 @6 M" |( F, Q: C
- position: relative;
2 Z) j% k+ O+ N: o! p- e& k. r) g* G - }$ E% @! M* f+ R+ S/ i$ q3 E4 Z% d
- .dropdown-trigger:focus + .dropdown-menu {8 L2 n0 S2 T4 a) X, _
- display: block;8 V# W9 W# R5 z) F5 L8 B1 ^
- opacity: 1;
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6 L% e: z: V& o$ n) I& \ - .dropdown-trigger::after {
( d9 R; F" @9 l- d - content: "›";
" k. }9 O3 O+ Z6 |$ b - position: absolute;
2 s+ Y. a/ v3 A. _ - color: #ED3E44;% ^1 w$ ~. E% x
- font-size: 24px;
% R6 k, _# K; X6 }- E6 H) M - font-weight: bold;
% J. S9 a' ~$ K+ }# B# q6 i, P - -webkit-transform: rotate(90deg);7 C5 i' U8 Q1 i- d+ {( J
- transform: rotate(90deg);
3 n/ }4 I$ t8 A' v" Q4 U& x' ]$ T - top: -5px;
0 `+ g8 W; P$ a4 W r( X4 \ - right: -15px;
. B: m; @$ D' Q* F& ~. H1 j: r - }
3 m; P0 n1 h K3 P - .dropdown-menu {
" K' `7 J6 |; Z, v7 ?* S - background-color: #ED3E44;
2 T: L# {! N5 H: H - display: inline-block;+ z- _: n+ Q* q/ p T1 J" d
- text-align: right;
! `5 @6 [% d/ N& r4 ^2 {7 a - position: absolute;/ Q+ s6 `& s0 R- V, P+ B
- top: 2.5rem;, }5 l0 D' _* }& r+ C- y6 { @
- right: -10px;
+ a. t/ P" T$ R& A( N5 b* U0 _. X* K Q - display: none;
$ d" V( k3 G+ z* z) I& b" d - opacity: 0;0 b0 J% @9 F2 }. b) ^
- -webkit-transition: opacity 0.5s ease;* {& G- z* z7 f" r1 l0 _7 K
- transition: opacity 0.5s ease;1 b, _* s i. V
- width: 160px;
0 @" x5 ?8 Y# x2 K - }
t7 X) q4 B( D. }+ n - .dropdown-menu a {
# |7 ~( p" f+ o1 t0 L9 q, M2 Q3 u - color: #fff;0 X' B: n$ Z" R
- }9 w- c- @5 q/ j& \$ p
- .dropdown-menu-item {1 I: x) K; n+ ]0 G- {3 @: e7 ]
- cursor: pointer;8 }" y9 d ]+ j* V$ b& ^
- padding: 1em;6 x# e: r' e$ M9 c& H7 J/ w
- text-align: center;( l2 t0 O: A* y5 Y z
- }( C' Y3 R' T( L
- .dropdown-menu-item:hover {
4 K ^$ d9 U7 P- t! |, F1 A5 f - background-color: #eb272d;7 c6 r: {/ a1 e5 |# C
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">! x5 \* D+ {; q
- <!-- Checkbox toggle -->
' S1 F6 g- K: D6 V' n) T - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 b3 v7 P7 s! J; a: v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: s5 w1 s) G& J- Z8 x, P - <!-- Content to toggle from www.mfbuluo.com-->- f: n. ]( l+ M: G
- <div role="toggle" class="toggle-content">! L2 N v4 m% f) E2 ~
- BA-NA-NA-NA!4 x( ?6 ]' T& S# }& o2 y; \
- </div>
( `" u( }" B9 b5 T/ r; v - </div>
复制代码CSS代码内容如下: - .toggle {3 b I+ |" `. k! m" E0 z( a
- margin: 0 auto;
1 w+ n) C8 a; N( \ - max-width: 400px;3 o6 W6 L7 y' o3 [/ w
- }
. r2 M/ ?4 S& d: Y I" ~. c% D) ^ - .toggle-label {
! [. o" t5 L, d1 g, [ - font-size: 16px;
" k ^& m3 J( p3 K0 D/ D - background: #fff;
/ e# j9 F, g- i4 |5 d1 s2 b2 c! d - padding: 1em;) y- x& m9 J0 h, ?! M
- cursor: pointer;2 F) ?( N/ i, [/ k( s ]
- display: block;
5 [! t P$ g) y - margin: 0 auto 1em;7 B X1 R& G# c/ W. [' S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 X. Y T( W }. D; F% I" O - border-radius: 4px;& l* z$ v1 P8 S( d
- }% ~' x/ }: v# m1 P+ M# U! U) Z1 t% L
- .toggle-label:after {3 ?5 E G7 H+ b @8 L- D
- color: #ED3E44;/ k* a( A3 c6 {0 C8 r5 Y
- content: "+";
6 Y( }3 H y Q0 M1 o; c - float: right;5 J# d& F6 t% c- b
- font-weight: bold;
0 l8 {* z0 p) v6 W" ? - }
& g$ H7 [' P: y/ T - .toggle-content {
5 ~1 N1 }2 U+ e+ B$ G. i G) S - color: #B0B3C2;5 @ }' e4 L+ I' z2 r# h
- font-family: monospace;% w& C9 z7 l4 V% A& H3 D5 l
- font-size: 16px;# [# y" E$ i9 [, U
- margin-bottom: 1.5em;: G4 X" ?( S6 g
- padding: 1em;( X' @8 z7 q4 g
- }
, ~/ S8 [( B$ F7 }$ F( G - .toggle-input {2 P* V: m9 ^7 |( G' U: J
- display: none;
. @" A; Y3 f! a1 B - }
4 d' c0 ]- U Q' V! _ - .toggle-input:not(checked) ~ .toggle-content {+ M4 J- h3 C, U3 y$ ]9 l5 M
- display: none;
& Y4 T2 D' C* N, K/ s - }
6 d) a+ }) W+ W3 U, X0 l# r8 a - .toggle-input:checked ~ .toggle-content {
, n- B* u4 h2 P2 ] - display: block;1 F$ M% d' v9 D+ u4 b3 K0 Q
- }# k& ]& p0 |# |
- .toggle-input:checked ~ .toggle-label:after {1 d7 l) K* p- v5 |3 H, q
- content: "-";- x3 n3 g4 } T# S- C1 P
- }
复制代码 - L6 H: r& y" S% A4 b( ]
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