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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!">
, Z: s2 n- ?/ p X$ G - Label for your tooltip
' y# c6 ], l2 s: I - </span>
复制代码CSS代码: - .tooltip-toggle {
& e8 W8 M9 ^1 Y2 y) @2 B! z - cursor: pointer;6 q, f1 V/ b* M' { _- x
- position: relative;; W$ Z( T$ }0 n8 u: _* }" w
- }, K) _* f4 U3 p; S
- .tooltip-toggle svg {: q, l( N; s) ^! H f! E- A
- height: 18px;
' W- M' u( K* p- x: ]# ~" p. \& j3 @ - width: 18px;
4 v0 C, e e0 E; N. _ - padding-right: 0.5rem;! w' J0 L: m6 z: C3 P
- }; t8 E0 |" \- Z; F- {* O
- .tooltip-toggle::before {- w7 \& `' R8 u
- position: absolute;: |! j# w$ H+ y# \
- top: -80px;+ |4 X: l) c) _
- left: -80px;3 ~4 t* G: g9 v& l
- background-color: #2B222A;
0 _& F2 i% ]2 }2 @- L2 }2 v - border-radius: 5px; y( }$ K6 w8 A2 B$ [$ c; v3 w
- color: #fff;
. J% a+ [8 q4 j& d& F - content: attr(data-tooltip);- U( {, w7 w( d5 u& L/ h" W
- padding: 1rem;
) \, ^4 x8 h I - text-transform: none;
6 U/ e' \; J9 ~ - -webkit-transition: all 0.5s ease;9 m- j4 n! `- K9 \' w( Q+ d
- transition: all 0.5s ease;
1 S8 e0 w7 \" @) v2 u! Z - width: 160px;
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9 P1 q7 K& [: ?4 [ - .tooltip-toggle::after {- V2 `* W/ T8 V4 W
- position: absolute;0 H% H9 ~$ _; F6 }, a
- top: -12px;
, G3 d$ o) S# U2 ~5 D! \ - left: 9px; J8 y5 H" g9 f, I( X& l; A; l
- border-left: 5px solid transparent;. E+ I2 [ I$ A$ ]0 d
- border-right: 5px solid transparent;; K) [+ c: J3 \) F; \0 v# s$ R
- border-top: 5px solid #2B222A;
+ w U+ F. h, r7 ], ? A8 b7 h8 P - content: " ";( _7 h, ^/ I E2 z: n5 U# i
- font-size: 0;
! M& Q5 S3 W& f p! n( f) f - line-height: 0;$ { A# N E; b
- margin-left: -5px;
: F* v: v% ]' Z. _2 S& k - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {9 q/ j2 S1 D Z0 n" ^
- color: #efefef;! f3 t2 z& r i+ h
- font-family: monospace;: Q3 F8 V. @: y: v, {& @& Z
- font-size: 16px;- @3 g, a& l; Y) U1 g/ y- l
- opacity: 0;
$ d- d- R4 h( h- L1 W/ Y - pointer-events: none;# i8 i* { r3 T R; U) [2 _
- text-align: center;5 @8 }+ h$ `# Y+ i
- }
7 j- q2 R1 L5 w8 y6 k - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
; m: q$ W" s! r - opacity: 1;$ E2 w) n. l- x! y: Z; T* I
- -webkit-transition: all 0.75s ease;
$ R3 F! G7 B. m - transition: all 0.75s ease;
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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">; x1 C; C6 q" R# }/ L
- <ul class="nav-items">3 [8 ]8 S" C! S0 }; p2 {
- <!-- Navigation -->
3 D' G& ]2 Y* s$ ^+ r0 n3 {' s+ ? - <li class="nav-item"><a href="#">Home</a></li>
& C! }' o3 ?$ c( U% ]/ d& I - <li class="nav-item"><a href="#">About</a></li>$ f" h6 `! Z1 z% f
- <li class="nav-item"><a href="#">Contact</a></li>% [, V: Q8 B( M
- <!-- Dropdown menu -->$ c* C' k) t9 z+ B6 @
- <li class="nav-item nav-item-dropdown">
% F; a) u0 [ | L" n - <a class="dropdown-trigger" href="#">Settings</a>0 a0 g1 j* `2 M" F! v
- <ul class="dropdown-menu">
R$ @' m( q4 r. ^7 C9 `, B - <li class="dropdown-menu-item">
G, P) z+ g: f3 g. y: i$ { - <a href="#">Dropdown Item 1</a>
; R* { L3 a3 s - </li>
% j, l4 H' h, [. |! j6 T& U - <li class="dropdown-menu-item">
0 W* b# T6 o4 N1 C3 Q - <a href="#">Dropdown Item 2</a>6 b# g3 z7 Y8 _, q
- </li>% X6 n8 X; z, k" x( l( q. R
- <li class="dropdown-menu-item">6 ~, F+ C% v8 A5 f/ T( D
- <a href="#">Dropdown Item 3</a>
( G3 B3 H! z, o/ R' |4 J - </li>! J7 g. e) q( l: v% g
- </ul>
: B1 w! _# H* D- z' @$ H - </li>
7 z( o2 e# \8 Q1 M. D8 B - </ul>
" R6 V8 ]/ Q1 g0 _; l - </div>
复制代码对应的CSS代码如下: - .nav-container {
+ F6 \" q* ?2 y' E8 N a3 i - background-color: #fff;
5 N$ h# ~. g8 n/ F( h - border-radius: 4px;$ K8 }# ]9 O4 C1 {3 H9 p8 w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- p+ D! d) l& ?; f) [; k
- padding: 1em;
, G& Y7 R# D# ?* U - border: 1px solid #eee;
; [# [* T8 c, E3 x8 ^- P; E6 U - display: block;
& i# x6 Z# o$ J9 v8 x - max-width: 400px;% y6 L2 ^. M( M* e
- margin: 0 auto;
% B5 e) o9 C7 |2 j t - text-align: center;
. k0 C0 E* B% P h - }
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- li {: B# G3 Z" B7 c2 y- L
- list-style: none;; `) q# s, m; R2 [ ^
- -webkit-padding-start: 0;
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?( u0 n" u/ C' n - a {
/ C" H3 q3 Z J - text-decoration: none;3 }: `7 n* a+ s9 ~! T
- color: #ED3E44;
& y3 o5 G2 M" Z" e - }
* _% R1 e$ L$ ? - .nav-item {
3 A, u2 c T( p" q- G2 [ - padding: 1em;
& q( Q1 X7 C: i3 r- y9 f - display: inline;
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- .nav-item-dropdown {
1 H4 E# L5 s- p! L( y( W - position: relative;5 f0 N0 h" P6 y1 a) M9 |
- }
) ~ x' I7 z% ^8 n) P {/ d/ p - .nav-item-dropdown:hover > .dropdown-menu {
4 y, v7 ^; j' C5 e0 t. c - display: block;
" m( D+ s: D8 `% o! ~/ m8 M - opacity: 1;
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- .dropdown-trigger {" k- n6 w& `4 z7 s7 W& w
- position: relative;) x" O8 `: ^* l# E* D) Z* K/ I
- }
5 Y4 f# o1 r( a! H8 x5 K - .dropdown-trigger:focus + .dropdown-menu {, l! |4 \7 J. `% S9 D: t& ]- z
- display: block;
! k0 ]' R: F& ^7 j - opacity: 1;
2 v6 `+ \0 F" t0 J - }
( _- b4 w) G$ L+ A- w - .dropdown-trigger::after {
# Q/ H# @0 G' ^( X - content: "›";
( k5 L3 U: Y7 {" e+ F+ b$ t - position: absolute;
+ `( F3 x% J' \! d- o: P: f - color: #ED3E44;
C; p- E( y4 s+ E - font-size: 24px;/ X' q* J b1 ?4 ~6 k% @
- font-weight: bold;8 D$ W# v* |6 d E
- -webkit-transform: rotate(90deg);( _7 g2 @+ R( ?% e* s4 {1 m/ K; u
- transform: rotate(90deg);4 r9 w3 C# r# ^3 ^- i
- top: -5px;
) h9 x+ O+ [$ h4 f - right: -15px;
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- .dropdown-menu {
) O6 N3 R' o8 o+ i! g; K/ R& { - background-color: #ED3E44;
* T. {# \1 ?% T5 N; \ - display: inline-block;. e9 A: y% P; k0 ]7 C
- text-align: right;
8 S* t$ N( P6 M2 \' ^0 I - position: absolute;7 a/ H8 s: H9 }1 q" n: j) o1 r
- top: 2.5rem;3 ]* V5 C6 E: o- I% z; {3 w! |# @
- right: -10px;8 \$ v% z0 m7 T n) p; ~' Y4 {5 S$ n
- display: none;% p; N1 ~: B/ W! |+ K r* k0 ^
- opacity: 0;
1 H1 Q1 x4 I/ J, P - -webkit-transition: opacity 0.5s ease;) {( B) r2 D' X; y9 Z
- transition: opacity 0.5s ease;
# G+ ^5 d4 T/ q - width: 160px;
i0 K. r: n; Q( E+ Y - }( P' T& W8 t( Y) m3 T
- .dropdown-menu a {
- i( v) Q$ m) r% U7 o0 w - color: #fff;
6 V4 J. [ g* B+ v - }
5 n& N7 c2 D1 |, ? - .dropdown-menu-item {
% f) V; x( v" g) I( P" M - cursor: pointer;7 a2 k! f. W( z3 C1 ~$ }4 i
- padding: 1em;9 L- @- ]2 f; k
- text-align: center;7 _" x. t4 `& [& a& j
- }
3 J- i S8 S6 B; n- H2 K$ r8 A - .dropdown-menu-item:hover {
+ L) N- S( K/ o) L - background-color: #eb272d;
f7 P% J4 o2 k! @, N - }
复制代码
! F6 `% o4 `( U5 n: v% l( d/ S可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, s( h ]1 F: {0 Z
- <!-- Checkbox toggle -->
$ }, o9 n4 h# i' a - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ }( R3 H3 M' T/ N3 Q. D! N- F
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- B* \7 S a: N5 ^/ U - <!-- Content to toggle from www.mfbuluo.com-->- q, L6 ]* [+ }9 {
- <div role="toggle" class="toggle-content">2 P) a; d) D6 c. {* m
- BA-NA-NA-NA!* f& E+ d4 q1 ?1 k
- </div>7 r: q4 D, d1 u6 k6 v' X9 ]
- </div>
复制代码CSS代码内容如下: - .toggle {
) ]5 p4 l- ~. L3 w - margin: 0 auto;
$ v" {- v& t F. T4 P# e! } - max-width: 400px;
$ o7 a' V- ~% r$ V - }+ O3 y9 L5 ?1 D7 N% U
- .toggle-label {
$ j4 O/ f' l, o2 V3 {" v8 T - font-size: 16px;- Z0 E1 [ D: n9 ^% h8 K
- background: #fff;( j h# U k+ H' `
- padding: 1em;
7 ~% D2 u9 c3 A% v - cursor: pointer;1 N# D0 M' U, u( y* r
- display: block;( i; s! ]: y8 k, s! V, |; h
- margin: 0 auto 1em;
" w# |5 t/ I1 e" ^/ } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- h% _) b$ u& }: K5 T5 K6 L2 C - border-radius: 4px;
@9 n7 J Z* C m+ w: C8 S - }
5 b6 }0 E4 M+ B& F - .toggle-label:after {
9 D+ f$ A/ |( d/ ]4 O' q - color: #ED3E44;+ _9 u* E5 j: ^
- content: "+";- S8 n% b- u2 Y7 Z1 Z
- float: right;
& U1 [, l0 _* [# ` - font-weight: bold;
) K1 B$ y' e9 h6 U8 R - }) \1 p+ J p9 Z! Y0 j/ n7 J
- .toggle-content {9 E5 Y" k: r+ j" z6 ?8 `' u
- color: #B0B3C2;
8 ]. n; X$ t+ @ - font-family: monospace;: `; L+ R( o% |' Y9 u3 R; t* ^
- font-size: 16px;% ^% x2 V9 @9 y, j' d- a
- margin-bottom: 1.5em;! _( _* V9 C: @- j' v4 O
- padding: 1em;
( |8 N4 j3 s4 H' E" M9 Q* c/ k - }4 X" {; J4 {* n# {8 q
- .toggle-input {3 W2 v4 S6 Z& `& [8 ]
- display: none;
7 p9 D5 C/ E- I' T! D3 z6 ` - }1 Y) n) v, P ^/ Y
- .toggle-input:not(checked) ~ .toggle-content {4 a3 b$ ^ E( P1 r. s' V
- display: none;
# ]% X, W% r/ w7 L2 d - }" z' C' H' K- @; I( [% z
- .toggle-input:checked ~ .toggle-content {
3 E Z' R9 f. C" x! a - display: block;+ m1 O% U& ~7 L) k
- }
+ h0 n+ X G2 M6 d O- _. K; H p - .toggle-input:checked ~ .toggle-label:after {, s3 Q: e% _2 @: M" s0 J) D+ ~
- content: "-";
7 a% f, ?4 p4 i) |" k7 ] - }
复制代码
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