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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!">5 W$ B5 D) f$ {4 {
- Label for your tooltip1 f3 Y- y B- U: H4 I
- </span>
复制代码CSS代码: - .tooltip-toggle {; E7 |0 T1 |# C$ E$ e
- cursor: pointer;) x7 I6 i; ^1 _4 p9 A: `
- position: relative;
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- .tooltip-toggle svg {5 F4 Z. V0 K3 d" e8 [
- height: 18px;
. X/ W; A9 G2 M+ t8 S) d8 j - width: 18px;7 H. m. q7 i) o( }* ~
- padding-right: 0.5rem;/ L6 |8 f6 n7 `9 t
- }2 p c$ U( }: m+ h
- .tooltip-toggle::before {
; u' g1 y+ ^- v& q% q4 q, d - position: absolute;7 }3 L" G2 z. c# k3 i0 Z
- top: -80px;7 D/ S/ H% `' l- Z& i9 s2 f
- left: -80px;6 k6 _0 n$ P0 z9 J' n
- background-color: #2B222A;
0 |" @% ~$ n% m; ?5 R# t+ I+ M - border-radius: 5px;
5 h- E, A+ Y4 H6 X: d2 I! B - color: #fff;( t' [% E7 k8 ~! e2 l2 d
- content: attr(data-tooltip);
* E% W* U* _3 ]! c& w2 F; q: ^8 \" I' J - padding: 1rem;
% G( G! z8 s8 }- v. S5 W - text-transform: none;
* m6 X4 ]0 o1 k$ F8 B# z - -webkit-transition: all 0.5s ease;
1 X. b0 e k, n l+ Q7 |0 s - transition: all 0.5s ease;3 W- [- z- v5 b" Z; c. ]& E! K
- width: 160px;; ~( Q2 D2 m) W. `: Y
- }5 b$ K# C6 K5 E: T
- .tooltip-toggle::after {
4 D. l) s0 j3 N3 D - position: absolute;
7 o3 ~5 d; S* q0 H N* e - top: -12px;
4 p7 x( \& i! Q6 K* P - left: 9px;( b3 T+ i% R* F0 p3 r
- border-left: 5px solid transparent;* d/ R. c! g5 C7 |
- border-right: 5px solid transparent;
5 F1 M; r9 A2 o/ Z6 Q - border-top: 5px solid #2B222A;! j. J$ y; x0 d- m$ d
- content: " ";
. o- d b: h/ h - font-size: 0;. m2 E( w: }$ }
- line-height: 0;3 O* P0 i# w3 X9 v& O* m! W0 b8 ]# Y
- margin-left: -5px;0 @ C$ ^ A: S) B1 l
- width: 0;2 N1 X4 G" B; A y$ \5 y. u0 O; m
- }" D: T% g; c6 ^2 a$ e/ {
- .tooltip-toggle::before, .tooltip-toggle::after {
9 q6 i _ f% t9 h! q. }# x - color: #efefef;
/ G* j* q9 m, O1 ], s - font-family: monospace;: r5 A' J( d: H) K2 O2 G6 N
- font-size: 16px;
% B# h, b" r: d) a - opacity: 0;
. h: n% S w! N5 C$ C; h - pointer-events: none;
# |& l/ W& [. Z9 ^: ?0 h - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after { b9 G) q' O* G4 N0 A
- opacity: 1;& [- a% J* s5 Z. r
- -webkit-transition: all 0.75s ease;, [+ U" V: e4 c& s6 n) @- 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">0 L1 I$ L. b# h, j( t" w( f5 Q }
- <ul class="nav-items">
) s0 c8 c' d8 @% I/ F - <!-- Navigation -->
+ g& i6 x5 `' q8 r4 t. G - <li class="nav-item"><a href="#">Home</a></li>1 K; f! c' @4 @+ w$ R
- <li class="nav-item"><a href="#">About</a></li>
& M9 `9 v* [( m - <li class="nav-item"><a href="#">Contact</a></li>
0 q% m8 ?1 H! Y2 G4 A - <!-- Dropdown menu -->* w% i# O2 J5 M5 f2 ^ i
- <li class="nav-item nav-item-dropdown"># _' l7 U. z' K( ^
- <a class="dropdown-trigger" href="#">Settings</a>9 u: v6 Z: `1 q# e3 v t% G
- <ul class="dropdown-menu">
& F" J1 c; x& M1 p) s - <li class="dropdown-menu-item">* n- C0 i O8 P7 R; u5 I; ^
- <a href="#">Dropdown Item 1</a>0 n5 Z) C6 M7 f* T+ w0 n
- </li>0 I% s0 W7 p$ F# n |
- <li class="dropdown-menu-item">
: j0 n% C3 ~4 n - <a href="#">Dropdown Item 2</a> J1 L' J. ~% C
- </li>
( i( p' M( v8 S5 I - <li class="dropdown-menu-item">
' Q$ c% [& \( X - <a href="#">Dropdown Item 3</a>
G# ]. n0 m/ x' Y8 Z2 |1 q - </li>( c. J8 ]. k1 Z6 h0 r$ L
- </ul>
: n$ x, \" u( C! N. s( B0 v' ` - </li>/ d: W# ^5 C. f& H
- </ul>6 l6 b2 [3 R" \# C& H o$ l
- </div>
复制代码对应的CSS代码如下: - .nav-container {, T8 w. D* c% F6 L: ^( a2 _
- background-color: #fff;
2 C4 _3 Z5 v! l - border-radius: 4px;4 j. T7 o1 S. W6 a* g% k. X% T2 p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# }/ D4 c' I9 w) y$ Y
- padding: 1em;5 }/ w9 f; W; y9 {0 v& {. y
- border: 1px solid #eee;
: A V& \$ q8 N9 n; ? - display: block;& {9 _( ]# w$ Y) m
- max-width: 400px;0 N5 B/ U( k: t. S
- margin: 0 auto;
S) A; j; N8 D8 V4 u - text-align: center;. t: J4 m3 ^0 f8 W8 |
- }
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- li {( D, `. g- c8 a
- list-style: none;$ z( S4 [1 U8 Y7 s; |
- -webkit-padding-start: 0;
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- text-decoration: none;
# m* V( l1 |- j+ C+ W - color: #ED3E44;
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. H3 |6 a! [% E) K2 a - .nav-item {
# C' G8 x0 J# ] - padding: 1em;
9 [* O' J1 W( u* ?2 M - display: inline;9 X, ~: ?8 E" q8 D4 r4 {
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- .nav-item-dropdown {
: m+ B! \8 ?" E' o/ U. ]- N5 X - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
+ j1 H' ~" e" Z - display: block;( C) \( O& Z& `, p
- opacity: 1;
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- .dropdown-trigger {
2 l. V6 z, L' A+ |$ n+ q - position: relative; r L) H$ ~% h
- }
* e0 J( u) @3 v4 `0 R% ?4 j - .dropdown-trigger:focus + .dropdown-menu {' O6 i6 m6 }. T2 I) }
- display: block;0 X9 b$ h4 T$ N4 I0 C- G; o
- opacity: 1;
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2 P+ B, A! v% i7 J; w* g: Q - .dropdown-trigger::after {' G& S7 P' f0 W0 v2 I0 o4 f
- content: "›";
. B% }: e9 P0 c2 ~( q! @ - position: absolute;/ m- O5 V! M0 k7 ^/ @* d$ N& }! A
- color: #ED3E44;& r' u9 ]6 J! K* |
- font-size: 24px;
& x; R- p" G- S- `1 A$ i4 b - font-weight: bold;# }. a+ ~ U+ X
- -webkit-transform: rotate(90deg);9 o: I2 Q# E7 R5 _
- transform: rotate(90deg);
& ]9 ^/ ]. J1 T4 z6 n K6 { - top: -5px;
, X( A3 S* G% ]1 D9 H q - right: -15px;% d. i' a, v8 M" Y" y* p
- }
# @4 T/ [" \- {/ a, @, D9 I; d - .dropdown-menu {
9 y6 C$ V1 S, _1 l5 H - background-color: #ED3E44;9 l- {' S9 b. D" W
- display: inline-block;9 v: M5 e8 ?$ @2 Z+ a0 I! \
- text-align: right;, M: v7 |- ^5 |3 `+ @8 B9 c
- position: absolute;1 b6 i( B) y- y/ p$ C2 t
- top: 2.5rem;
' f/ g# ~' j2 [7 c+ N - right: -10px;
# _, J" h9 D8 i) ` - display: none;. @2 ]0 n1 M. p8 _# c, Y" ?" R1 z/ [
- opacity: 0;
. Q6 E$ R: T/ Z7 K$ X - -webkit-transition: opacity 0.5s ease;
! V" N2 L5 G8 P( L- A - transition: opacity 0.5s ease;
! a- P! i7 \, v6 W5 A3 _4 U - width: 160px;: X4 w) z: X2 N
- }) A* t7 ?" T: D0 v% E
- .dropdown-menu a {, y$ R9 q+ ?( T8 k. K" _& t% r
- color: #fff;& |& I0 C' s$ T3 R7 l5 o, d. r' m
- } }( p! m4 z$ ^# _9 z3 f8 |" e+ w
- .dropdown-menu-item {6 _ T+ ~% g* k1 Q5 E# |
- cursor: pointer;( ^; T# \5 g( e4 ^
- padding: 1em;
' n& p; p. W$ t9 f6 _& A" o& X - text-align: center;
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- .dropdown-menu-item:hover {
; G! M+ T% E; ~ - background-color: #eb272d;2 B J* a9 j# a6 X# {
- }
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0 [$ k6 P( m D( z可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) C8 ^- A& i4 F+ N* [" b j0 N
- <!-- Checkbox toggle -->
1 `8 M X) `# T/ m& }3 } - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">: N6 v' s' c& ~0 ~1 e+ }' D( g# \* w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 n+ k% m9 H B F - <!-- Content to toggle from www.mfbuluo.com-->4 }% j4 q" a7 n2 \8 i& u
- <div role="toggle" class="toggle-content">. N- }4 Y) t$ \7 Y9 T: \: v
- BA-NA-NA-NA!% s" Z# T5 s' h p
- </div>/ W- X/ O, R1 ~ u
- </div>
复制代码CSS代码内容如下: - .toggle {7 ^ q2 h* P6 w% ?3 ]
- margin: 0 auto;6 H2 |2 D8 D* p
- max-width: 400px; @, V& F' `! r
- }
% l$ K# L l+ _* C( y - .toggle-label {
* C. L3 T5 A! L. f - font-size: 16px;0 r: W5 ]! I8 d) w# I6 C3 h
- background: #fff;
& C- _! d% N5 I" L! B - padding: 1em;5 z, D( r& j" W4 P% y3 e* @
- cursor: pointer;7 }/ O4 O5 G( G- |0 T
- display: block;
2 S1 h5 S7 d+ S6 J; C0 C& X+ V, h - margin: 0 auto 1em;
5 Q4 O, l: i1 a8 I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; y# B V& z- w
- border-radius: 4px;6 s9 a& e: g6 e
- }) |; p4 x) o0 e0 Q% T
- .toggle-label:after {
5 V0 \9 o& T: D - color: #ED3E44;3 u! f, U; V7 c7 P: o
- content: "+";2 A( F. I9 c" ?/ Y0 E; L
- float: right;
1 m) c8 c h. X( _) u - font-weight: bold;
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- .toggle-content {5 g$ a, W$ d1 u( A
- color: #B0B3C2;2 [& E3 f" T& i' ?
- font-family: monospace;' Z# t* k2 e0 A9 o4 K% F1 B
- font-size: 16px;
9 B, ?7 B/ h& I8 k - margin-bottom: 1.5em;
- o+ ^) y/ o* X$ L - padding: 1em;
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- .toggle-input {
. V; q2 X2 H V1 a2 B - display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
5 f: |2 i3 d. N - display: none;
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- .toggle-input:checked ~ .toggle-content {
2 W' r* \! O. V3 g, C+ l - display: block;: Y% o/ [) Z1 k$ K$ j
- }
. ~3 C8 M0 V" R# |2 l/ O - .toggle-input:checked ~ .toggle-label:after {2 W* F5 P* o2 K c+ j5 g
- content: "-";7 M( R7 ]& |! K: {& ]% S7 R0 e
- }
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