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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!">9 z5 o. P3 R0 R( D* E
- Label for your tooltip6 H! J2 d9 r+ P/ _2 e: H# v7 l
- </span>
复制代码CSS代码: - .tooltip-toggle {* B6 c9 G: w5 n
- cursor: pointer;
, x0 g2 m9 D; \7 @) J" C - position: relative;' H, \7 `& l+ J% V
- }9 t% E0 I( v3 K2 p1 M8 l
- .tooltip-toggle svg {
8 q/ |0 y; F' | - height: 18px;
% Q% _6 Z4 o1 O5 Q9 U' j - width: 18px;
# I8 T( x' H9 V9 R) V - padding-right: 0.5rem;0 C7 [- E/ e$ a: |# A1 @
- }9 n' h6 v1 ?+ z" H; ]% a( o6 K8 f' D9 }
- .tooltip-toggle::before {
: G: h) i/ i5 @' X% d - position: absolute; W& _+ r9 k' U. b2 S' s
- top: -80px;
# P& b& D, F P0 b2 ^. e7 c! h7 i - left: -80px;, Y8 H. {, |" k) ` N1 u% ^# N% R
- background-color: #2B222A;
2 H: p9 \' f5 g; _6 B+ c& _. G - border-radius: 5px;0 u( Z4 c x5 k' e1 z- Y
- color: #fff;2 P. x' j6 X+ {: m# c V
- content: attr(data-tooltip);
5 V; B% X* d7 r% h - padding: 1rem;. u5 H& g5 i! a
- text-transform: none;: t, q; Y( H: z9 S& b9 r" |
- -webkit-transition: all 0.5s ease;& }2 Z) g1 Z& [9 I- B
- transition: all 0.5s ease;
1 n2 Q/ [5 r0 l% i8 ?" D - width: 160px;5 o- C; ?- E6 p7 ?- i
- }( m6 H1 E Q# j5 r# ]
- .tooltip-toggle::after {: [. W* n9 X1 V
- position: absolute;
' s9 o% B! G4 h3 b0 r - top: -12px;, p" N: @7 A7 \& ?4 |, d
- left: 9px;6 y. p6 _" s' b' x
- border-left: 5px solid transparent;2 L* p$ t, ?9 u: B4 J
- border-right: 5px solid transparent;: n& n1 s1 p& H4 v, Z. Y0 Q
- border-top: 5px solid #2B222A;
7 [8 d: N4 [; K3 E! n0 c2 H" \ - content: " ";7 o" ~. B8 V3 }! J
- font-size: 0;
- `( N3 y* }& S! w u: _ - line-height: 0;+ y2 M4 w" t7 f/ [, I5 U6 t
- margin-left: -5px;
, `9 L/ F9 k1 B2 } - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
5 ^4 a& l0 R4 h p - color: #efefef;. E( U9 G1 B) N; v( Q0 d
- font-family: monospace;1 `; ~) U9 |+ h' T
- font-size: 16px;5 ?& T; r6 L/ R* \+ ?! A
- opacity: 0;
" [8 o+ y r1 {* u+ Y - pointer-events: none;* I% |3 J. l" H
- text-align: center;! z% A$ d( ?. J7 Y6 {
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. `' k- I9 C" ^* p4 z
- opacity: 1;
* N% A7 f6 D8 U W! T# x" O5 T - -webkit-transition: all 0.75s ease;1 C+ o' C+ l8 P/ e0 t5 b
- transition: all 0.75s ease;/ D. V/ W( N9 X6 T
- }
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">
3 H& e# |& m0 `) J! z0 a. v - <ul class="nav-items">& C/ d& k; E2 k
- <!-- Navigation -->; _' A, n \) q# d! J N
- <li class="nav-item"><a href="#">Home</a></li>
3 l) q& x3 Y8 w" x& M/ o# C3 B9 W - <li class="nav-item"><a href="#">About</a></li>
8 c/ [' p. r/ V7 K0 F, ^& x0 a - <li class="nav-item"><a href="#">Contact</a></li>
: C7 w3 k' b7 A4 K0 k - <!-- Dropdown menu -->- A% f1 A k- ~* E
- <li class="nav-item nav-item-dropdown"> J' c P2 \8 z) w
- <a class="dropdown-trigger" href="#">Settings</a>
1 v- \8 \) w1 ^+ s: m - <ul class="dropdown-menu">
. }) p0 e. b# X" f3 I! L& V - <li class="dropdown-menu-item">
& N- D' Q% b! n& E - <a href="#">Dropdown Item 1</a>1 J2 |% X O0 ?+ L7 T" T+ Q( C% B
- </li>
7 K7 y, F1 f4 A - <li class="dropdown-menu-item">8 f- B+ k& C3 T: A) L7 G: s! E
- <a href="#">Dropdown Item 2</a>9 x, g2 D6 Y+ O: ^1 w( _' ~
- </li>/ ], K# T! S7 N1 u0 _
- <li class="dropdown-menu-item">
4 @! Y b! |' t8 d b1 q - <a href="#">Dropdown Item 3</a>. Y, {$ D6 A8 k6 L3 [% I
- </li>/ y& e# C* o3 S
- </ul>% d8 \% |9 L0 ]
- </li>
& `1 ^8 i; g; T3 ] - </ul>& f- `9 }9 V( b3 V, \/ }& E7 I
- </div>
复制代码对应的CSS代码如下: - .nav-container {, f( C6 N6 o4 Z( p2 R3 G
- background-color: #fff;
3 e+ {4 o3 c6 h - border-radius: 4px;$ x, c! c0 m- q) Y& Z2 n# ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; d; c% g% G/ ~! B3 K i
- padding: 1em;
: B' ` A/ ]6 |+ y/ V - border: 1px solid #eee;+ {* D* M; P8 ^
- display: block;- D6 ~2 Y8 @5 u$ ?. ]6 Y5 E
- max-width: 400px;
2 A4 j: T/ t$ U* H5 n! P - margin: 0 auto;
% ^4 f9 g( ` O3 u - text-align: center;6 x8 } t3 b1 @$ ^5 B, Z# @' }
- }
. y) ~( m* z0 u! |. f7 Y/ u) y8 L - ul,. S1 E: U# e6 g9 @5 f# h% G0 a& G
- li {' F- c H/ m0 k7 R$ a8 J
- list-style: none;6 ]- }7 P' c( n) {% R, r# o7 m
- -webkit-padding-start: 0;
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- a {9 w9 f, z/ O' k+ `6 y- Z$ W
- text-decoration: none;; M3 h& b& z! F( u$ x3 |' @6 c
- color: #ED3E44;
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- .nav-item {
9 C. M; B5 M5 _, n6 J. B - padding: 1em;! Z% x. y0 W1 a2 ]* P) c; J8 z
- display: inline;
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6 g% c$ h+ b6 p- D. D - .nav-item-dropdown {
- V- e7 K; d) y' F6 ~ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {% G$ J* F5 q$ D) S
- display: block;& _; p- `' G3 [. e1 R7 X, Y! U4 l
- opacity: 1;
. L9 f+ \0 Y1 T! p& S5 G - }
/ J/ k6 R, f- I - .dropdown-trigger {
# I5 M7 l8 }0 S( Y - position: relative;0 {! f y5 N/ ^
- }# I; V$ h2 A _: B
- .dropdown-trigger:focus + .dropdown-menu {
" C$ r1 T/ h0 @' ` - display: block;5 q. v" Y: @* r2 Y% ]
- opacity: 1;0 k) N, G( ^4 G3 ^, p
- }5 {; _3 b) m. W2 ?3 ~1 K
- .dropdown-trigger::after {
; W( g; O3 v( T - content: "›";
0 |' }( ]7 r, P% b& i4 d - position: absolute;, C& z% g: f. r z# f) Y1 g
- color: #ED3E44;- m7 c- f: i, X+ q% [4 v4 E7 u2 F3 x+ [
- font-size: 24px;
4 S. e, R1 J0 E4 ~0 P - font-weight: bold;
, c. J3 z2 e% P. j: b4 v - -webkit-transform: rotate(90deg);; e* q) b/ ~$ ?% ~, g$ g
- transform: rotate(90deg);
. S& W3 \3 A8 J5 g# _, v - top: -5px;# K1 I z) r- g; S$ y p
- right: -15px;* Q. R; |2 Y0 k( C6 J3 B h
- }
9 C A! U6 P* x: A; {7 a - .dropdown-menu {
4 {* l3 i- G y9 k" g* K - background-color: #ED3E44;1 |9 n, {- R- e+ i( ]
- display: inline-block;9 P+ a/ P- j' _; {6 K- d9 M7 h
- text-align: right;7 }! d5 ^( l- T8 d- z& _
- position: absolute; L/ D7 I% ?! Y: s/ a! g
- top: 2.5rem;
2 K* n& G% S. ? - right: -10px;
/ J0 n4 r* O$ U7 \% d - display: none;
" ^2 a% t ~6 ^. I' U - opacity: 0;
+ [# o2 ?! }' a/ P- K ` [ - -webkit-transition: opacity 0.5s ease;
- n/ g; C7 e' x9 a$ B( A - transition: opacity 0.5s ease;
9 d5 Z8 W# M/ k - width: 160px;
& o( e' P7 m' K% }# q K - }
( c" E$ K9 ]3 |! A# P0 p - .dropdown-menu a {' u$ P" K: R* U9 o: r- l3 v
- color: #fff;' r2 o8 N0 m6 N- o* p9 {
- }! K4 c/ I: u3 |6 F7 X6 }% O$ Z6 v, x
- .dropdown-menu-item {5 n( S/ M5 z+ d6 }; d& K5 n/ Z8 g2 g
- cursor: pointer;: d' K1 ^7 O2 E, Z# m1 l! V+ k
- padding: 1em;
2 _. N4 ~6 Z) [; d) I F - text-align: center;
& r$ I) M! I, Z. c - }0 H! _' Z$ Y3 j8 A! N, s% @
- .dropdown-menu-item:hover {% \" ^4 c* w3 s' P. U
- background-color: #eb272d;
: J L9 x/ u" H; o+ c ] - }
复制代码 7 H* w: G* x" v& X4 ^
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- g% G1 H6 N: A3 F
- <!-- Checkbox toggle -->0 K+ V4 {- R) c L& B
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 [0 _* U& ]& o0 Q9 z0 ^: F2 g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! B8 D& x c! K) R8 B8 j7 m2 L
- <!-- Content to toggle from www.mfbuluo.com-->
2 F( q- U$ V( P; m2 n - <div role="toggle" class="toggle-content">2 r9 [; m8 [- h8 J- N
- BA-NA-NA-NA!3 V* _4 Z1 R- P$ @! \
- </div>
1 `1 B. ~1 C% g2 e3 x7 _3 l9 u2 X, [ - </div>
复制代码CSS代码内容如下: - .toggle {
2 ?5 F, H; c0 ~4 g) f9 T - margin: 0 auto;. M& ] t" U- T- F1 z3 E
- max-width: 400px;( i4 H; h' f7 q" e' }; H. a
- }
% ~" B; H/ e% Z6 L+ ?; p: h* B. @ - .toggle-label { l" j" \4 r5 \3 Q A" I6 N
- font-size: 16px;- L, @" n0 ?: ]0 q8 J5 C
- background: #fff;
- h6 }0 D. T1 I" t5 j! ^6 q - padding: 1em;" m7 ~& E- l9 a3 \( u
- cursor: pointer;
5 O( l% K4 Q) Y1 o3 _3 f* o5 O - display: block;! ]% D3 ?9 A) ?; p% B
- margin: 0 auto 1em;
2 _' w9 `+ N5 v1 P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% }6 z- F7 Y6 ` E7 i - border-radius: 4px;4 K, |! W4 I( D5 P; C( I* R
- }. J) R+ H7 C6 _+ ~ l
- .toggle-label:after {4 I8 g/ A! W. {& z s n, a
- color: #ED3E44;
$ L( Q' T2 y" d s! p, T; Q - content: "+";
3 \1 j* s. M& F/ s - float: right;
! g; B p7 x5 i - font-weight: bold;
! t9 x. H! c9 f: B - }! a' @4 c. R% u$ U# n
- .toggle-content {: e. r) O7 H# K3 f. m
- color: #B0B3C2;9 e3 I/ C& a- x$ @: L
- font-family: monospace;9 Q& ?& Q$ n) y9 F
- font-size: 16px;
/ U l. ?1 V3 M3 }0 Q( w9 i - margin-bottom: 1.5em;
- c0 s. s3 u3 h4 B" H! d# h' d6 n - padding: 1em;
" @% v3 n- W* s3 P& M8 K) F- @# V - }
% i8 y, r U( c4 L. _# o: X - .toggle-input {" W9 Q* S& t) L2 V9 o
- display: none;% A2 t) u, P. ^ e7 [9 \7 _, j
- }& ?, T/ @8 e9 V. J& A% `% y. |
- .toggle-input:not(checked) ~ .toggle-content {+ K0 m% h& R5 |: O
- display: none;
6 j) p* l; ]; l1 } - }$ Y9 w% a# G6 X
- .toggle-input:checked ~ .toggle-content {8 t+ T/ l6 i2 K3 h5 ^
- display: block;
+ ]9 M+ ~; B6 x7 a& e+ ~+ U2 v: ]4 i - }3 }% c- N; d5 x" Y% l% X% X
- .toggle-input:checked ~ .toggle-label:after {
4 D/ H& ~8 S; P8 E* M1 h - content: "-";
0 O0 q: o1 u. L2 l - }
复制代码 " U& m2 S5 z) o# X* @' W6 F
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