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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!">
; [: X+ C) @1 R, @) {6 U - Label for your tooltip
( A3 R( k: c, J) u+ e. j - </span>
复制代码CSS代码: - .tooltip-toggle {% a: R* q) d6 v7 d) _
- cursor: pointer;) S: _8 d- E2 B7 C
- position: relative;
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6 h, }8 V! I; c- D% q: ] - .tooltip-toggle svg {
8 g4 w% q) n4 S- S+ w - height: 18px;" ^1 ]! d! W3 @" M7 B- C1 r
- width: 18px;
* P; `" r# q8 W4 c% ?- Q - padding-right: 0.5rem;
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3 N7 q1 r: P" Y% `+ x* l- v. } - .tooltip-toggle::before {, b$ M; b- a# t$ l3 _+ _; G2 @
- position: absolute;0 B$ H# l+ L4 [$ n: W9 U. r
- top: -80px;
* n8 l: Z0 g* J. {' M - left: -80px;
* U. K. j- U+ a' d* f' J/ e( v - background-color: #2B222A;
/ w4 J5 s' K) N: A5 R8 o - border-radius: 5px;, n/ s: c& Z1 v/ ~" f8 i
- color: #fff;
1 A9 ^2 Z! N5 b' b - content: attr(data-tooltip);
0 t5 ~5 p6 z3 `' P( A# u - padding: 1rem;
: A3 t2 ~2 |6 o* h' u - text-transform: none;$ p' E }7 R/ X% g2 q2 S9 g1 I
- -webkit-transition: all 0.5s ease;. C) V+ J% P- g
- transition: all 0.5s ease;
7 O0 I- f4 F" ? - width: 160px;) G0 w' j `5 s* C C
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- .tooltip-toggle::after {
2 H. c* C0 g$ I) ^: v - position: absolute;% v8 l! N3 L/ s
- top: -12px; F. Z& Y* [1 }" n' }+ `; T
- left: 9px;
$ O6 R4 Q+ S9 K" E* f - border-left: 5px solid transparent;
" x) \% U/ I. H8 u - border-right: 5px solid transparent;
! S4 @! Z/ L# [& X) s) p3 E - border-top: 5px solid #2B222A;
/ u/ Z' O- |" N& i2 _6 V5 s - content: " ";( `2 h- l, \/ |/ h
- font-size: 0;# {$ V" D/ ?+ b$ D' R
- line-height: 0;
4 l1 b; w" h% {9 H - margin-left: -5px;
+ j5 ]+ [+ |' x - width: 0;" Z& k+ l- u# [# s/ a) Z! P
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- .tooltip-toggle::before, .tooltip-toggle::after {
% N: c0 u& q! o0 i2 W - color: #efefef;5 [: |2 Q6 Q* z0 I3 a* }; G3 ?
- font-family: monospace;
/ T% h' q3 u) b: @+ M V - font-size: 16px;" ]& A# }6 H) _- [4 I
- opacity: 0;
6 @! ~# Z/ j1 y3 z+ }# ]8 R - pointer-events: none;
/ I6 P: \2 a/ H& p2 e8 I - text-align: center;
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O* d$ }, p8 {% ?. ^7 _ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 _, [1 u2 w8 K5 {- Y: } - opacity: 1;; Q' [/ A) x \, o1 F: G
- -webkit-transition: all 0.75s ease;$ _. f, ?' _0 \' j% Q' @
- transition: all 0.75s ease;! x3 ^" |2 x2 X( H2 h
- }
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">) T6 J5 n* Q ^* N" E6 J( J* C: e9 p
- <ul class="nav-items">
1 b* D3 o+ P8 q0 n s0 u - <!-- Navigation -->' j" ?) c! u( h! j# ^. T* ~! H
- <li class="nav-item"><a href="#">Home</a></li>5 M4 z) |, a8 \$ ~
- <li class="nav-item"><a href="#">About</a></li>
; T4 _, f0 f& n# B) F' x - <li class="nav-item"><a href="#">Contact</a></li>
7 x% e- I: `% }% N - <!-- Dropdown menu -->1 N2 X' V8 o6 l2 S5 Z
- <li class="nav-item nav-item-dropdown">3 J7 q# r7 z' J7 P4 r9 G# {, i! {
- <a class="dropdown-trigger" href="#">Settings</a>
# z3 |. @& Q, O! e9 m# J - <ul class="dropdown-menu">
/ V: c$ [( b0 C! l3 X% [" u8 g9 L - <li class="dropdown-menu-item">4 L4 [: E {$ k" h5 N0 R# Y0 b
- <a href="#">Dropdown Item 1</a>" Q& S! g; X, |6 T. ^
- </li>4 N+ |- g, }% f( Q
- <li class="dropdown-menu-item">9 X* x7 R' A) Z* J7 G+ ?
- <a href="#">Dropdown Item 2</a>: S( P/ M( K6 K) G0 @9 \
- </li>* q' A7 u8 X9 J. t- q) Q( o' [ E
- <li class="dropdown-menu-item">
2 A$ ]8 A2 O8 s* T: m - <a href="#">Dropdown Item 3</a>
4 `! x0 f* f4 f5 J - </li>! @3 P+ P. A1 Z- d' i% K: t2 q9 f1 s
- </ul>) U/ V9 @) e3 U- i0 m4 h% x8 b
- </li>
, \1 X: \( Q( N9 j) n* \% j6 E - </ul>+ F- R2 H- G! x& S- l4 M
- </div>
复制代码对应的CSS代码如下: - .nav-container { f! `( h. ?2 q
- background-color: #fff;* w, k0 ]) m* V7 z3 Q
- border-radius: 4px;
5 p6 s/ j# }; z7 p' L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);# M5 ~2 `% @- B
- padding: 1em;5 h7 x# d3 q8 E' f! Z
- border: 1px solid #eee;2 V# {1 f, e# T
- display: block;( z: D) w- k5 W# f4 A
- max-width: 400px;' M% G5 E# B5 i$ i
- margin: 0 auto;
w1 P/ {( M) R& h; J( y - text-align: center;9 u; [( u: q8 i/ A5 R: S
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- li {
O8 \# y J8 |' q/ g: S - list-style: none;
+ o' _7 {% x2 ` - -webkit-padding-start: 0;
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- text-decoration: none;
' L4 X8 R3 B& t* P - color: #ED3E44;
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0 v4 e2 N9 A3 L& v - .nav-item {0 p( a' ^" p; @
- padding: 1em;
6 m' d5 t" K5 J9 X! P" } - display: inline;* L& U, j6 g- n( L8 v
- }: {0 C% o' ^4 o8 B0 x% g2 }
- .nav-item-dropdown {- `; `. ?, a) k+ n$ L
- position: relative;7 k& [ Q& u5 v
- }
2 r J3 `7 v% Z. ?, j- {1 M - .nav-item-dropdown:hover > .dropdown-menu {
. p8 _. q" b1 K( Q - display: block;+ K* F, T& h/ c' R& ?" E* X R; i
- opacity: 1;$ G8 l3 t& b0 ^$ U$ B
- }
6 W6 Z$ m: |, X- r% c( {+ {- ^$ i - .dropdown-trigger {
3 [5 }' \, F5 z# W7 k3 ] - position: relative;
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1 J8 O0 f, k! M/ q% E7 o - .dropdown-trigger:focus + .dropdown-menu {
* P2 ]% w3 L# j' D5 i - display: block;
6 E @5 L- B ?; K0 Q5 R - opacity: 1;
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- .dropdown-trigger::after {
2 u/ R9 y/ r. Z! t7 ^" Q - content: "›";
# v+ w# o5 J0 H' N4 ~) @" g - position: absolute;
N6 w6 v8 Z" A' j1 g- C - color: #ED3E44;
5 n2 r6 ^9 j( [- d2 f+ M9 o - font-size: 24px;4 n) t" e x% ?( L' f
- font-weight: bold;6 z' `/ c( P H
- -webkit-transform: rotate(90deg);
- p" s' p- S' @) c - transform: rotate(90deg);( d& u$ \& d" z" X. L R( `/ g
- top: -5px;% _1 n y( Z! Y- ?
- right: -15px;
{# }+ t6 _1 b - }
2 |2 N* z3 ^+ o7 s- `4 } - .dropdown-menu {$ x/ {0 [. a9 }# n
- background-color: #ED3E44;
- Y# h7 o9 e; Z8 R. |; Z$ x9 R) G - display: inline-block;* U2 _4 C" y% \. j! {
- text-align: right;
0 {( D$ z# M6 [. _9 ~3 ^ - position: absolute;4 v# K( x. G$ V, Y
- top: 2.5rem;9 D( }( Q9 M3 s4 { P
- right: -10px;. H* f6 w5 X: h
- display: none;
r+ ~" Y9 ]- ~ - opacity: 0;, Q7 h0 s9 j7 D" m1 e! b" B% j
- -webkit-transition: opacity 0.5s ease;& t0 Y5 @1 h+ s- Q, s5 J
- transition: opacity 0.5s ease;
3 Y# m/ R0 ? _ - width: 160px;
9 l& P, B9 a: I# D# r" | - }
( l+ b( Q4 G$ j* D7 A( P0 L% v - .dropdown-menu a {( T6 P; K9 `: s5 g# b. W
- color: #fff;% [7 o, G; M+ g. y& S+ Z& y
- }+ G6 ^% `" Z: [& E2 f: s( W
- .dropdown-menu-item {/ O- P% Q& r8 ` i# f; L% H
- cursor: pointer;
6 P4 W) c- J- Q0 c - padding: 1em;8 X b, P- ]! V
- text-align: center;* l/ o. `! @3 a; ~; D! S2 Y
- }2 ]& F" J, g$ C4 N5 X
- .dropdown-menu-item:hover {3 u& d4 O7 J. C }+ j
- background-color: #eb272d;
+ e8 `3 V, g9 y6 m7 w: d6 Q - }
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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">
3 |6 w; z9 s2 U0 s: z% V3 [1 V - <!-- Checkbox toggle -->
# V1 C% z0 m; l - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 G: Y* Q: ]; A; W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- z- s8 p) B' ?6 q: I" ] - <!-- Content to toggle from www.mfbuluo.com-->
3 O8 q V2 j$ s7 x - <div role="toggle" class="toggle-content">
2 C7 M4 {2 i9 U0 o9 N - BA-NA-NA-NA!. S8 o' B0 [- _$ N5 h* R' b
- </div>
' ^" k' W+ E) y1 z5 C& m8 C - </div>
复制代码CSS代码内容如下: - .toggle {$ F" f: f4 E; E6 c, V; r _
- margin: 0 auto;4 r4 \: T; E( L8 J7 [+ C
- max-width: 400px;: K& T* @( v: L; s
- }7 O: |7 }- d* R3 A
- .toggle-label {
' k, g: }% ? d - font-size: 16px;8 _/ r& f' _$ P) i# s% V' j
- background: #fff;
: y" E$ q6 C2 T - padding: 1em;
z$ X; x! s N - cursor: pointer;
* D+ m& r$ U7 d' k" m+ _, g - display: block;
2 k3 ~% t. F( Q$ V5 A! { - margin: 0 auto 1em; z! s5 n. { Q, J/ X, y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# b/ n& u% _ F3 ^* x% z, W: ] - border-radius: 4px;
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- .toggle-label:after {: \- U+ e9 g5 o% R. M8 B0 G9 U
- color: #ED3E44;0 S$ u9 c5 j- a. v; d) B
- content: "+";; W; V" C: K& r, }* J! }( Q
- float: right;( [, f3 z5 \+ C
- font-weight: bold;* i$ E4 v9 k0 M, A( B# F5 f
- }
6 d6 Q7 V* t4 O - .toggle-content {
6 }; Q, g4 X5 F- q& g" j' ` - color: #B0B3C2;
, Q/ e$ i# U; c3 P$ H5 e$ ], A - font-family: monospace; b* l! L5 z+ I: ?& `8 m# C
- font-size: 16px;
$ u9 y8 Y' \+ B; A2 N: h/ H - margin-bottom: 1.5em;
3 b% H" v( Q4 t0 v& V# } - padding: 1em;
% o+ a. t3 I( `) N* n% p - }$ r: S1 c; N/ ~) U' O& s! l
- .toggle-input {
+ @! l5 b6 F8 h# t8 r3 N% Y! P) o - display: none;
5 |% r/ y4 ^. B - }
$ v/ x9 ?( W4 @* M - .toggle-input:not(checked) ~ .toggle-content {
. f, p( N( u6 U: B - display: none;+ B5 q- e/ }; B' x$ U( `' x
- }
' d% z+ m& ] A, S! e* g/ l Y7 H3 y - .toggle-input:checked ~ .toggle-content {9 b. s. z' D0 V, }6 W! Y
- display: block;5 M" C4 ]4 C4 q# U0 ]4 \
- } X" A0 J% }" J& d! `8 a. @
- .toggle-input:checked ~ .toggle-label:after {
: V6 |4 m$ w3 H+ ]* T# u - content: "-";8 c- O( l0 o. d6 W
- }
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