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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!"># u9 y5 X5 G& \$ ?
- Label for your tooltip e! ^5 I! a0 l3 I% g
- </span>
复制代码CSS代码: - .tooltip-toggle {
" X5 ^* t' i: M4 ` - cursor: pointer;* n( ]& m$ e0 M: X4 o9 C! D! u* v
- position: relative;
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- .tooltip-toggle svg {1 ?* h8 H; W9 o- P9 ]
- height: 18px;
9 J* T F0 n7 K+ x$ O - width: 18px;$ L& B* \& |- O2 b9 F$ {0 c
- padding-right: 0.5rem;# g& K$ M% B, V" y
- }9 ^% z4 O% F3 r7 n, c
- .tooltip-toggle::before {. f" i5 ]- a) c, f& y' D, @
- position: absolute;
- g* f J x- `/ y9 W& z! O - top: -80px;# s, N u6 C" T
- left: -80px;
0 V- p& ~1 K9 y - background-color: #2B222A;+ |2 q$ S# Z3 E9 d$ P" ^
- border-radius: 5px;8 s/ h/ V" P2 A3 n
- color: #fff;8 L0 B3 h" f( z% ^( ^5 p
- content: attr(data-tooltip);
! i6 D+ @1 C, p% K' r1 k5 X- ?2 F - padding: 1rem;4 d F% C. c" \* W6 T
- text-transform: none;. l- M' H Q$ _ r
- -webkit-transition: all 0.5s ease;4 D! F1 ^: w' V4 B7 Q X x
- transition: all 0.5s ease;! a- N g, ~ k0 g
- width: 160px;9 q, n) L& V0 b+ z4 X) z% K9 A
- }
7 e, V( }4 c7 n# T! o/ g8 [ - .tooltip-toggle::after {! x& d' m9 M2 f
- position: absolute;
+ }# A) F8 M: E& b - top: -12px;
9 L R2 D* `, O/ {$ _8 r - left: 9px;4 }, N# G2 N& c4 c( t e( t+ F- D- W
- border-left: 5px solid transparent;
! c# J: E* p- F7 m/ E - border-right: 5px solid transparent;0 V, e1 g g- B: F. o6 J
- border-top: 5px solid #2B222A;6 ^- X& P" a ^
- content: " ";
( `6 ~, T3 g: `' Z, N5 C - font-size: 0;
# n3 z: ?3 k- i3 A: a7 h+ l0 o - line-height: 0;7 B" ~3 E4 V, P8 T
- margin-left: -5px;) i1 W. }, E# c" T, F' F
- width: 0;) p6 j* W. q9 p( h& f
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- .tooltip-toggle::before, .tooltip-toggle::after {$ \3 o; [* M2 Z7 F$ _
- color: #efefef;: g3 Y4 Z. E. u6 v W6 ~) {& S
- font-family: monospace;. u$ w/ N$ `6 i& ^3 m& v
- font-size: 16px;
( f# z) g' Z8 C5 q. o - opacity: 0;9 l% v! A. d. y6 g; t
- pointer-events: none;
6 J7 B1 E7 b" k5 | - text-align: center;, B1 Q5 Z5 z6 _1 F: j
- }
0 O) h1 ~( g4 r - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) x4 P: l) ^% L& G) D+ Y) n
- opacity: 1;# J1 c! j" u8 G$ K
- -webkit-transition: all 0.75s ease;3 p3 d$ A G, f, O. o* Q7 U/ ^
- transition: all 0.75s ease;! T: C2 s B+ v8 ^, Q" D
- }
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">! T! n E( m- E4 a7 J+ M/ h2 i) B
- <ul class="nav-items">$ ]; Z. Z$ c% W; B# p: t. l4 f
- <!-- Navigation -->" g4 \7 n6 d6 _
- <li class="nav-item"><a href="#">Home</a></li>
0 l1 _* V+ p7 e4 b- l1 p - <li class="nav-item"><a href="#">About</a></li>- ^2 M& I6 R7 ^: Z
- <li class="nav-item"><a href="#">Contact</a></li>
5 x2 V1 W9 J1 [; k- c0 ]. Q6 Q - <!-- Dropdown menu -->% I$ ^ {, t% J' ^' D X
- <li class="nav-item nav-item-dropdown">
: K. ?6 T0 J+ x- {$ D - <a class="dropdown-trigger" href="#">Settings</a>
1 o/ x) }! a5 q: t - <ul class="dropdown-menu">! H: |+ l, [* E9 Z5 _
- <li class="dropdown-menu-item">
+ b6 H$ \1 P! A% t - <a href="#">Dropdown Item 1</a>5 Z' Q; P$ j; O$ S" [& @7 k. K1 Y
- </li>! C' a) j7 u/ ~( @
- <li class="dropdown-menu-item">1 |. y! i9 v u" y! f
- <a href="#">Dropdown Item 2</a>
0 J4 {( m' j; G6 Z; @/ ^# d- k - </li>
8 \3 q$ {. F7 ] - <li class="dropdown-menu-item">4 T6 `* J% y+ D0 t" s3 v4 |1 I5 c
- <a href="#">Dropdown Item 3</a>
4 x6 z+ _$ a: M/ b- X' P# e% W - </li>! t+ |6 I/ k2 s" ]7 V! P
- </ul>
0 Z: u) ?% F/ j3 A6 {' ~ - </li>* ~. _- ]7 g4 R4 L
- </ul>
% c! M: {% o! L7 ?- B# B6 o2 t" e - </div>
复制代码对应的CSS代码如下: - .nav-container {# f y. F& ?* \ O" C+ {1 U* |
- background-color: #fff;9 j1 J# r& I" U) O2 u/ |
- border-radius: 4px;: ? |6 Y t1 E0 s3 P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 K, E7 E$ I4 J
- padding: 1em;
6 A, A* c6 v3 q7 L - border: 1px solid #eee;
( b! ?) O9 C' ? - display: block;( d3 ?- c0 L* g; G
- max-width: 400px;
8 G n, H( G* U# ?$ ^& [ - margin: 0 auto;
' F; Z, k. X6 z3 e0 o) f - text-align: center;+ U& v" f {3 u, e3 b1 b
- }
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- list-style: none;
# w) r; g: T; D4 |# J( h - -webkit-padding-start: 0;
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- text-decoration: none;& x. [) m, ^* p: Z' x
- color: #ED3E44;4 U. Y! }1 h) n
- }
( C9 C7 x: e, \/ G4 H$ V2 n - .nav-item {& L+ M. C' Q1 _' h% [9 I
- padding: 1em;2 l3 {' o2 }! ~! l0 B
- display: inline;
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% ^; [7 q1 O" q' e - .nav-item-dropdown {3 y0 y6 X5 B4 w; w% w+ O7 `( E
- position: relative;
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- O- [! e6 `: y" \+ [) S- l - .nav-item-dropdown:hover > .dropdown-menu {
9 Z& t% q/ N5 j, E - display: block;
, |' F! r# w9 h& `" ~9 m3 g - opacity: 1;
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- .dropdown-trigger {- A7 k8 x# v, C! g
- position: relative;; s- ?8 `, O" ?/ t0 f* g* U& ~
- }
8 J Q5 ]* d1 I. @6 ^/ o' C - .dropdown-trigger:focus + .dropdown-menu {7 @1 c6 h9 z, @" f8 I$ W( }
- display: block;
}% ^) e+ u! v/ E - opacity: 1;- X1 D5 R' [' S( q
- }: K' Y6 e5 X5 \6 w: Q+ J
- .dropdown-trigger::after {' A+ k% w* G4 v+ S
- content: "›";7 V. {& I# S+ B( D$ Y: _& Z
- position: absolute;/ p0 d4 @; f- J- R6 X( P8 x; @
- color: #ED3E44;
) j U1 ^! Q( h - font-size: 24px;
3 V6 G5 L* N, B' q, J; p' m - font-weight: bold;# _: S% g. ]9 X1 ]* o9 M0 X
- -webkit-transform: rotate(90deg);
% V" t; T/ J7 e# V- I p - transform: rotate(90deg);$ G" H9 R' P. L- o
- top: -5px;: G ]6 }7 w. O- P6 g
- right: -15px;' t8 P h7 ?$ T) p$ L, `8 \& F
- }
2 X- I2 `" u" H: g4 g3 Q - .dropdown-menu {. B5 R* o9 D' w9 V9 U. }% ?
- background-color: #ED3E44;, Z5 r8 {- ` }' U6 a3 d# b
- display: inline-block;
1 \! L( S [8 O* z8 Y - text-align: right;+ i3 u2 `# Y! g) b P
- position: absolute;
5 n- U- h- } q) o" ]- e - top: 2.5rem;
- n% X8 S: ~# i3 o. A! a( B, z - right: -10px;) C1 o& @. j/ B* ^. } Q
- display: none;" |" c. d* I$ {+ O
- opacity: 0;( S+ }" ~+ G3 H8 m9 S! t
- -webkit-transition: opacity 0.5s ease;
r7 l' N: M- Z @7 ~, Q: ` - transition: opacity 0.5s ease;9 |. n% D( |; i% N9 Q5 _
- width: 160px;
2 I5 _, g7 S" q5 J - }& l7 x- g9 A; K& m4 Y- Z1 N8 I
- .dropdown-menu a {: E* d7 W: K0 X( m: W ^, N8 K
- color: #fff;
N# q' W0 c: D3 S6 P, G" C - }
8 _5 i) u2 E2 r - .dropdown-menu-item {
, s' p7 x' k6 |# E3 N - cursor: pointer;
# N+ K5 P7 Q4 M1 Z+ v - padding: 1em;
$ r5 D* ` P8 ^2 a8 H B( t( y - text-align: center;- `1 |3 ~2 K$ P" O4 @
- }
" D" H* ~4 j8 f - .dropdown-menu-item:hover {
# q* M1 d1 F6 ]2 [4 o( p1 F4 a - background-color: #eb272d;( w; I# O9 V- x4 y3 h
- }
复制代码
' O7 [% v( t9 v, e# w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 _5 _; I8 J" T6 k - <!-- Checkbox toggle -->
" X) ^; T! |" C% e4 J# F0 z0 D2 E - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"> {* `4 Z7 U% ?5 {& G* `' t
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 q; |4 L1 A- c& M; b" s F8 r - <!-- Content to toggle from www.mfbuluo.com-->) |) ~9 R u, A7 T p# q
- <div role="toggle" class="toggle-content">
# X" c8 D8 C x5 ^. P0 Z - BA-NA-NA-NA!
6 e$ W! ^ `8 k0 }( k8 k - </div>
0 p9 J3 h/ Z' c) e0 V6 N - </div>
复制代码CSS代码内容如下: - .toggle {
& O" ^1 W; g8 N; g - margin: 0 auto;4 h: X' J2 B) {& n9 J) D
- max-width: 400px;
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- .toggle-label {
4 L" F7 I$ D' B2 G; j2 r, Q3 n - font-size: 16px;
0 e i# t2 g2 h7 f. E - background: #fff;
9 p/ {( E L! u- U# t5 R4 x - padding: 1em;3 e7 ^ a2 ?5 f, P: b4 e' x( o0 ?- ^ K0 {
- cursor: pointer;& K- u) T- Q& ^/ U6 _ i9 f
- display: block;
! q4 q+ O# G# g1 U7 x4 p1 C* M" H. n& G - margin: 0 auto 1em;
0 t$ v; j6 t. x$ e - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! Q- Y1 y# ?& L$ Y: [2 w' @ - border-radius: 4px;
8 K. i: m. n. K$ E) z+ l- v# C) l - }% D/ L' f$ H% C+ ^4 I
- .toggle-label:after {
9 |( I# d! P! Z9 J5 {$ h - color: #ED3E44;& I9 E- j5 @5 u7 G* l: h
- content: "+";/ H: N; V( m' S
- float: right;1 h5 Z0 w0 o4 l! C1 y
- font-weight: bold;% h% i) f- l- X. {
- }
8 k; X& c& B2 F - .toggle-content {
3 I3 ~+ x H- z5 y( k - color: #B0B3C2;! B( r# ~) e% e, M# ]
- font-family: monospace;
: t$ Y5 ]' d/ j1 a( @) e5 z - font-size: 16px;
) r5 l/ m; A. e - margin-bottom: 1.5em;
/ h& ]% D+ Y- b& O; W - padding: 1em; o0 d' R) ]. {2 l- u2 G
- }- `! a. |$ Q8 V4 e7 g
- .toggle-input {
" N6 j0 {& A2 h3 n/ C* L; [ - display: none;; g3 ?. I8 a& k
- }. t" I; g* \3 v/ v- I) B
- .toggle-input:not(checked) ~ .toggle-content {3 H6 n" R- o$ u& t- M( `( f+ N
- display: none;0 L- n* M% a* c" B0 _8 ~7 t
- }
6 }* O6 b+ ~$ J- P. L6 m5 Z - .toggle-input:checked ~ .toggle-content {2 w) f" E" O' @; T
- display: block;1 {% r2 J/ W. U3 j! c
- }
" Z2 _# {* I8 w/ { - .toggle-input:checked ~ .toggle-label:after {8 ^5 n0 x) W0 R
- content: "-";3 ^+ `3 r; s* ~+ d U$ n/ \
- }
复制代码
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