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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!">" b4 m' U& h. d2 ]7 L( K
- Label for your tooltip
3 |/ F, {* `# ?# D - </span>
复制代码CSS代码: - .tooltip-toggle {9 q8 n; Y6 e, F# q( M9 \! H5 n
- cursor: pointer;. q- x A T9 N' n0 u% O) I
- position: relative;' U, R8 X! G0 w0 v" d& u$ A4 N
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- .tooltip-toggle svg {. a. F1 s& ?: V3 b3 W
- height: 18px;: z6 Z+ z ]# L L9 X( Z
- width: 18px;& N$ W: l6 d" x& a) S% y2 h
- padding-right: 0.5rem;' ^& x! n1 t" T. _: Y
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- .tooltip-toggle::before {
8 B4 i p/ u5 E/ U& C6 X - position: absolute;
3 \- n G3 n) ]+ g% A1 R - top: -80px;
- R: C% O& K; o1 t5 d - left: -80px;
# m+ N/ R4 `. e& _1 z* a5 x+ X - background-color: #2B222A;- c+ @$ P2 V+ p1 g ]4 B
- border-radius: 5px;
, W) R5 ]5 P1 I" e, f O8 C - color: #fff;# Q+ T6 N E _* }; N4 ~( x7 s
- content: attr(data-tooltip);& K$ r/ s% @- ]+ R
- padding: 1rem;/ m1 y8 z9 [2 Z- L% V; ]/ F
- text-transform: none;
8 R* v4 d+ L6 G - -webkit-transition: all 0.5s ease;- L# j9 O. H/ V
- transition: all 0.5s ease;7 g- x3 ~) L$ r; n& L
- width: 160px;
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- .tooltip-toggle::after {
9 S: u- a, K+ X6 b; ~! t$ G - position: absolute;
7 m3 H4 r' T3 O; ^. _$ y5 M2 ?5 j - top: -12px;$ f1 m& O6 J, W! b6 i
- left: 9px;
5 C% K5 X2 x8 e' t8 s4 R2 _% B - border-left: 5px solid transparent;7 W4 D! k; {- E* h- g
- border-right: 5px solid transparent;
5 ^2 ]# j. a X4 \* u* t6 h1 L; S9 n - border-top: 5px solid #2B222A;" a( u6 s0 w/ ]. S
- content: " ";
6 |. E" C4 [* U3 Q" ? - font-size: 0;
0 N: G' A( O! V9 C - line-height: 0;
: c: d' K/ {+ @' y - margin-left: -5px;7 x$ w2 B0 }; s
- width: 0;
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2 D) g4 i! F# F+ X* y/ v2 a! \2 c X - .tooltip-toggle::before, .tooltip-toggle::after {
' W5 I3 k7 O4 J. x - color: #efefef;
" Z u$ Z- U; ?' v4 T# z" R* @ - font-family: monospace;; M5 [; e. w8 z
- font-size: 16px;
( }; l& B' ~% ]0 D2 h - opacity: 0;6 {1 G% ?' U- I
- pointer-events: none;
6 N1 N5 a# ?8 L9 X: j) i - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. ?% w5 \8 M+ P5 J1 s4 r
- opacity: 1;
/ e/ l& L, j$ r# O9 W8 l - -webkit-transition: all 0.75s ease;
5 A- Q; I( [2 Z q; v( [) _4 |% G3 y - transition: all 0.75s ease;
# |2 ^- b; ~6 M: B, P# ^/ d% 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">
+ W9 V; n, T/ ^; O% p - <ul class="nav-items">
% H+ i. |+ M% H. z7 x2 l+ w - <!-- Navigation -->: D( e3 b$ o- @3 n5 a
- <li class="nav-item"><a href="#">Home</a></li>
/ E8 |. _6 L9 a% h, p* E7 P7 b7 i - <li class="nav-item"><a href="#">About</a></li>3 A% d( x& C- c8 H; b
- <li class="nav-item"><a href="#">Contact</a></li>) Q( ]# o' m8 Z" B
- <!-- Dropdown menu -->
- }* e# u/ W. q1 ~. b1 U - <li class="nav-item nav-item-dropdown">4 [3 b0 }8 ^& S7 d4 B* {' o
- <a class="dropdown-trigger" href="#">Settings</a>& U: z2 p% X ]- U
- <ul class="dropdown-menu">5 ]9 E6 k( x* g+ L
- <li class="dropdown-menu-item">
6 H# F4 f6 ~2 O+ M0 ]) P - <a href="#">Dropdown Item 1</a>
6 S* m) h$ {5 D* ~9 i4 p8 K5 k2 g; i - </li>
, l. H1 ?* z; K' t7 M - <li class="dropdown-menu-item">
9 p: u' o6 v" ^! j1 N7 A - <a href="#">Dropdown Item 2</a>
) k$ M c$ ^- C9 F/ b& U# q - </li>
& D8 y) m D) e - <li class="dropdown-menu-item">
, v1 b7 U3 d/ D* J" C - <a href="#">Dropdown Item 3</a>
$ D/ i3 R# Z: A1 ~8 W5 s0 ]$ t - </li>6 B1 J9 d t* f/ w& i7 J
- </ul>
5 ^: X- b; o7 X, s7 f - </li>- t$ J+ _3 o) T5 C1 f& s9 H' P
- </ul>
/ r$ A o+ C: d0 Y0 k+ z4 G( n, {7 r - </div>
复制代码对应的CSS代码如下: - .nav-container {* m+ b/ Y& K$ @0 X- N3 ^: y; a
- background-color: #fff;
7 j+ C# T4 e7 x) }2 g+ e - border-radius: 4px;
( H& c# I' \ X6 c4 N1 J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. y8 `9 M; k! Y' |9 y
- padding: 1em;
9 i! L! b6 U6 V* q' ^$ E2 j, x0 z, b! m - border: 1px solid #eee;2 D3 c9 d' C; U, D5 v8 x5 u$ O% T5 l
- display: block;! ~) \/ r4 c8 I1 v" t' a4 W
- max-width: 400px;" E! |. `+ \$ P7 p/ J
- margin: 0 auto;6 g* f( P$ A, [0 }1 Z
- text-align: center;
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; Q6 ^( A6 r6 i9 T+ O! Y( D O; { - li {2 Z: S4 G; T% B2 s7 d2 W6 ]
- list-style: none;
8 [, Z1 g1 v- {" x, g - -webkit-padding-start: 0;9 d5 L$ I/ f! k
- }
# f* j8 E) B9 L; J& v+ O" q - a {
4 g7 P8 c% U, N9 [, c! G0 z- O - text-decoration: none;
0 z' J- ]/ o% T7 P! p- j - color: #ED3E44;
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- .nav-item {
* S8 ^: y! x9 ?5 G4 \ - padding: 1em; k1 v* g @7 V2 f
- display: inline;
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- .nav-item-dropdown {9 L( I: S9 \1 ?' M: t
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {7 D; r: D; r! A8 t: j% e
- display: block;
/ h z; X& f# Y6 ~! C' e7 x, F - opacity: 1;
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8 i% F2 _% e! ?/ D' W - .dropdown-trigger {, W# ^$ |# d* f( s
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
! Y2 m2 o3 \% h( `( A - display: block;
4 v1 I1 i) h( W3 R$ ? V% l3 A2 f - opacity: 1;
% Q+ |9 j' i+ g& y) m0 n - }
G2 ^; ~/ ~5 M% d) g) h2 Z- e - .dropdown-trigger::after {
7 o4 k& d; f9 q2 L g8 a* z - content: "›";
; m7 r8 d! Q+ {9 M& d - position: absolute;1 L5 y9 r& ~0 z6 m# Z4 h( _
- color: #ED3E44;
+ i9 O" r" W9 B4 M: o- q, i - font-size: 24px;0 Q( v( c* v$ r8 }, Y/ I' y
- font-weight: bold;
# ^* p2 l+ P( W7 d - -webkit-transform: rotate(90deg);
# I* O) B, \6 ?! ]) V3 i - transform: rotate(90deg);
3 \+ N3 T1 g( q1 U" T) R - top: -5px;
: a: V' L4 _" v; n$ v& w - right: -15px;
9 B X3 d6 l5 t/ J, z9 ] - }
" _) B0 K- H# | - .dropdown-menu {
0 @$ @4 m% Y* @1 Y/ Y& b0 R! ^& c8 A - background-color: #ED3E44;
2 V- B8 r+ B+ B+ Y4 [ - display: inline-block;
1 k( F% s" Z0 k" U( r8 J - text-align: right;6 C c( ~" z; T4 R: x
- position: absolute;. W' V: F" Z& _6 H4 @ k
- top: 2.5rem;
! u" h; x3 v1 p- N' Y2 ] - right: -10px;$ k: U/ L' t! H3 x
- display: none;
" b& q# X- r0 b- D D! K - opacity: 0;
, T5 L8 z8 O& x; U$ z - -webkit-transition: opacity 0.5s ease;
- X* A3 D& w( }% [- l% o. P% F - transition: opacity 0.5s ease;- k8 o/ _8 \. h5 g5 v
- width: 160px;1 ^$ r6 Q% t8 A: r w
- }
) X- [; t% y! l7 M5 J - .dropdown-menu a {- V) k F/ a% n& |: U
- color: #fff;. w7 t2 B1 Z7 x$ t8 D; j
- }
2 [) T x. z% M' ~1 S - .dropdown-menu-item {$ T6 ]) L' R# d& P9 S$ Z: t
- cursor: pointer;5 R8 U$ ~4 f% t. ]8 P
- padding: 1em;
# n5 v% w& K* w* `6 J - text-align: center;. U- q3 p, K' X4 b/ S
- }' L' E9 Z5 u8 O! c7 y" V5 X
- .dropdown-menu-item:hover {. w0 J5 h) j* z: c
- background-color: #eb272d;0 C+ g+ ]7 y* E' }! \
- }
复制代码
# O( s1 L9 |' J0 |1 F: R. V. A可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) c0 Y; M" d7 C5 @5 ~ - <!-- Checkbox toggle -->4 K% m3 s$ W/ U' }6 }9 y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 b. ?" r5 X, V1 g# l3 C5 }7 [ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> N8 u. C4 l2 L2 J- a( A
- <!-- Content to toggle from www.mfbuluo.com-->" e9 n2 r; X; L
- <div role="toggle" class="toggle-content">" x) Y! j z# L" A# J( U
- BA-NA-NA-NA!( J- v9 m0 s' F( ~: C
- </div>
4 a2 m5 L, w3 m: e1 q6 { - </div>
复制代码CSS代码内容如下: - .toggle {$ i: u0 `0 l- o
- margin: 0 auto;. u" X5 B" e5 V7 K9 P1 ^2 l
- max-width: 400px;
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- .toggle-label {
8 `5 R$ X- X% \0 p2 }0 }2 s& Y - font-size: 16px;
( s' O+ A% k8 n: L/ d - background: #fff;
7 F/ x: {. A; [; o, t/ r G% U/ T - padding: 1em;# y+ c& U5 b* S
- cursor: pointer;4 H; [% O U: M6 m
- display: block;
) R! W8 v8 t) I1 O1 C - margin: 0 auto 1em;
# W% q4 T! ]7 \2 E3 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 J6 b* r! w5 k - border-radius: 4px;' e/ q0 \! M$ R6 o5 O% G# H) F
- }
, ~$ ^0 l7 V' H( P* ?! G2 b0 ^ - .toggle-label:after {/ Z) E/ g* N( l( s6 p/ c, s9 @
- color: #ED3E44;) h) Z- C; j# R1 k0 e0 E/ Y7 G/ ]. F
- content: "+";4 D/ X6 |' x8 q/ M
- float: right;
3 ?( c: @1 B7 H2 ~ - font-weight: bold;( N6 f) `: j( P+ z7 L
- }
4 h: {1 s. r8 c$ q0 \ - .toggle-content {
p9 [+ V: Z/ V6 ^9 [* S - color: #B0B3C2;
5 I* s, i7 f: M9 D - font-family: monospace;) X) e. b! U+ ]( _% [. G& \0 `0 W3 d
- font-size: 16px;1 N. S' x% g G+ m
- margin-bottom: 1.5em;2 T6 m$ v6 V0 F/ ` O" a
- padding: 1em;$ e9 `5 T' s8 J: @
- }
. l& g) `# P1 `" e - .toggle-input {; G% \& ^( o1 @9 A( ~+ Z6 J# }: ]
- display: none;
, Q3 t% j( R" T, b - }
@& n/ X) O; H - .toggle-input:not(checked) ~ .toggle-content {
2 I" Q% F, @7 e. \5 }) _ - display: none;; |1 k. ?; i% Y6 Z; Z, }& N
- }
; [1 G$ [0 r/ J1 R+ ^" j. {8 u: U9 c - .toggle-input:checked ~ .toggle-content {& t! E4 V {0 ? o, S! h
- display: block;, M0 Q1 W" m* S: @9 ~
- }
8 t# l; i. G+ q5 l& F. d2 u- q9 Q - .toggle-input:checked ~ .toggle-label:after {9 C, Y1 N& l2 r! E7 B
- content: "-";
- f% t2 l8 ]% g7 H/ V( p3 C* W - }
复制代码 y) s) M" N% ^. D: _5 R% ~
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