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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!">
2 P. V3 G; f5 X; w - Label for your tooltip# X: E3 a: k6 x
- </span>
复制代码CSS代码: - .tooltip-toggle {: H& G1 e. F7 Y. d2 i6 Y4 h j* \3 u
- cursor: pointer;7 P% I2 U( X" V) s' v; [) Q* K% F
- position: relative;6 p1 M; M1 g+ P, I
- }
* v: A; D9 V! M) Q! z7 Y' b - .tooltip-toggle svg {
& n* y* a7 P( ^ - height: 18px;* \" U; f/ F; f6 e9 r; Z5 s6 p
- width: 18px;2 W. V5 ?/ p+ ` \/ g
- padding-right: 0.5rem;
( `+ k& V9 r; C( k. e - }
1 B+ n* m) j5 d0 O% \" J5 p6 _5 O - .tooltip-toggle::before {$ V" _ G1 c/ A, }- y0 a
- position: absolute;
+ R* g. w9 B7 v: `9 i+ u - top: -80px;
/ B2 G [9 @* v" a* g - left: -80px;: h0 s2 E. o9 T* Z+ O% {
- background-color: #2B222A;$ { O2 C! {9 T0 ?) A; L
- border-radius: 5px;1 g u. Q/ X( ?2 W1 V# s. z) I/ F
- color: #fff;+ P' H% d0 F3 ~5 C/ G$ M j
- content: attr(data-tooltip);& c6 u4 }; T! F* F, F
- padding: 1rem;' B+ c3 ^, ]/ L. m* V. b+ x3 G- Y
- text-transform: none;4 T5 }2 k; i+ ~, ^6 u( `
- -webkit-transition: all 0.5s ease;
+ {4 ?+ @% D8 T9 o# r+ N) P. C - transition: all 0.5s ease;
1 x' X. S6 O) W4 ?4 Y - width: 160px;
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- .tooltip-toggle::after {. G" C9 I# W9 Z# ~: n6 m) V% b
- position: absolute;
/ L L* h" P. ~5 B3 a- K* E" y: d - top: -12px;9 K# u5 _0 G/ |* K- G
- left: 9px;
- c0 Z. s8 [0 @3 l4 h" d7 g - border-left: 5px solid transparent;; X( \2 Z2 p4 X: D
- border-right: 5px solid transparent;: L2 O( t- X* @" a" m- }* b3 X
- border-top: 5px solid #2B222A;
& x- z3 v: p0 g {2 x - content: " ";$ D. ~0 Z. | d2 w9 y# B& E- K
- font-size: 0;
5 w+ P# |* q$ O5 s, s9 t+ { - line-height: 0;
2 K5 W2 L" V! \ q7 `" f# q - margin-left: -5px;
2 S9 z' G3 Z* `& o& B8 \+ i2 ]% ? - width: 0;0 v4 A: k Z& d! V* ^. y& ~
- }
( O+ L2 y: b- K0 W! [3 j - .tooltip-toggle::before, .tooltip-toggle::after {
- \- `- v4 a4 X" }) k - color: #efefef; L3 O* _! l! y8 R$ `! \9 |
- font-family: monospace;
`7 W( Y$ h- ~3 |7 B7 a9 w - font-size: 16px;
. `1 a2 S6 U* M - opacity: 0;
$ _8 J' m6 y/ e- w5 Y m* T3 W8 B - pointer-events: none;$ W" p: W( Z+ R) X( N
- text-align: center;2 I6 A a4 Q( a5 c, }) j# b
- }
d& i* T! K% v2 L - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ @4 n0 C$ O- C/ r - opacity: 1;
$ a4 j( s, ^1 ]% G9 i - -webkit-transition: all 0.75s ease;& Q! W" G5 q4 l! ~0 d( n
- 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">) s) Q$ B! i* S9 q5 Y4 I% y
- <ul class="nav-items">4 J( v7 Q" s* W! O5 R1 f8 X& K+ J
- <!-- Navigation --># i# t) J! ]* b" y7 h$ I8 f
- <li class="nav-item"><a href="#">Home</a></li>5 x0 ?5 s: b. U
- <li class="nav-item"><a href="#">About</a></li>* Q T! C u0 P p% J( {3 ^
- <li class="nav-item"><a href="#">Contact</a></li># W! D/ v: T8 ?$ V b( K9 V7 H8 j
- <!-- Dropdown menu -->' r; ~# u) j1 N7 |2 o
- <li class="nav-item nav-item-dropdown">
/ A: y( Y# K4 a0 i$ D4 L& _ - <a class="dropdown-trigger" href="#">Settings</a>0 O# }1 b% @/ V) v! s
- <ul class="dropdown-menu">5 [ A$ } N4 j( H+ \2 C
- <li class="dropdown-menu-item">
0 f$ z2 \+ m: t. h {# y+ Z# o7 a - <a href="#">Dropdown Item 1</a>& a) @- a; k/ _1 ~
- </li>; M& u$ K" i* l, k9 U
- <li class="dropdown-menu-item">/ d& w' X( X. Y& t3 m2 G
- <a href="#">Dropdown Item 2</a>
+ r! M+ b' V7 }; X! L - </li>
. Z1 O2 S. I# C' `1 O8 e# \ - <li class="dropdown-menu-item">
; v8 g: ^5 E0 k& B, T; G# u - <a href="#">Dropdown Item 3</a>
3 j& G! P6 c2 b6 T( i - </li>/ j- G; \4 J5 I1 j' R8 [
- </ul># l, u6 l! C5 Q( W: N, J4 E
- </li>
/ }! r3 O7 {* s& T; H0 Q) N - </ul>! ~% Q# R- Z" y4 _. ]& |$ h; Q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
1 `3 O8 {" U* r5 F. L& d - background-color: #fff;
! E4 s; P6 c k% C3 M" t - border-radius: 4px;6 r8 m; r3 N% \7 v; [1 U/ j' }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& X4 e! t% k5 A$ D k
- padding: 1em;
3 o2 P7 }2 O% m6 H4 V( G - border: 1px solid #eee;
1 F P) M2 r% Y! l- W0 c. c; s - display: block;" N3 S' T; q; Q! H9 t3 G
- max-width: 400px;; U% @1 l( t# V* t8 q" [
- margin: 0 auto;; w4 B# l) ~3 Q9 B) E- W* F
- text-align: center;" y3 E1 K+ Y, b, G, H( @
- }) g6 u5 k* v5 l# P$ V8 s
- ul,
9 f3 X8 U$ z& Z( ^ - li {
/ ~. ~* ^$ k E5 x+ b) v - list-style: none;! N6 l4 I& i) A
- -webkit-padding-start: 0;( G Y; Q; _" m7 @1 D$ ^, }
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- a {
4 D& x# N& _3 j! |) D9 X5 k - text-decoration: none;6 n* u: Z# ~6 i5 a8 P/ S$ z: s w
- color: #ED3E44;
/ L% x4 I! l& K4 t8 | - }
& }& ]& |6 d! [ - .nav-item {4 q# Q6 b7 k7 t8 R# l& s- M2 d
- padding: 1em;
: U7 X3 ^% g; P9 G5 j - display: inline;
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0 Y8 _3 w1 J6 E5 g& @ - .nav-item-dropdown {
* E" Z. M1 q; ]# t+ H; l - position: relative;" O8 b; ^* r2 E+ B) L- z+ P
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- .nav-item-dropdown:hover > .dropdown-menu {# c& a/ _ g4 Z8 P& S6 F( B; k% S
- display: block;+ m/ z- j. g* W, H8 c/ S1 d; y
- opacity: 1;
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- .dropdown-trigger {$ w8 N- }& c9 y! i6 X( q8 [
- position: relative;0 |6 G, m' R/ ]: m" Z+ [2 Z1 Y
- }
7 L5 ^; j$ |0 E - .dropdown-trigger:focus + .dropdown-menu {$ X% y+ i: F1 z5 c6 N5 @
- display: block;
/ \. ?4 D! G0 J( W7 U/ G" O - opacity: 1;8 I* T T0 E* t1 W
- }) O& I% O; i0 I+ a9 ^+ |/ {
- .dropdown-trigger::after {1 x1 b$ n2 c7 j: \( t! S" }) _
- content: "›";
' x9 z" K0 B* F( @! c: y% l/ S - position: absolute;8 ~# X B6 V1 l; l
- color: #ED3E44;
3 [9 ~+ A! F( |- o- C6 p! ~+ r) W - font-size: 24px;
2 s1 L' {4 p; t$ f) E - font-weight: bold;
% I- s+ D* I, S: t( w - -webkit-transform: rotate(90deg);. @& ?# X( m) R8 H) q
- transform: rotate(90deg);
& w) s3 n# t; N% M) P" p - top: -5px;
0 }6 w/ j/ ]5 X& G2 A8 D, c! f) N - right: -15px;
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- .dropdown-menu {3 V7 B; i0 T# Q
- background-color: #ED3E44;, Y% x v3 Z8 g3 J& i
- display: inline-block;3 u: d0 w' C# e- b: Q. {9 |. l- i3 Y
- text-align: right;
& q3 P: b6 `4 A9 \0 _# n) T - position: absolute;+ U2 C6 `, S. T! a
- top: 2.5rem;
/ H, e2 d) p9 E; q: G* L - right: -10px;; b$ m+ ^$ t7 M1 t! l, b
- display: none;% j2 o W; c% }2 q( h2 j
- opacity: 0;
; k4 r* l0 ]8 \( S1 e0 Z - -webkit-transition: opacity 0.5s ease;, E2 R' ]) ~ f
- transition: opacity 0.5s ease;
+ F P0 c4 M6 r$ }- {; s, g( K; P - width: 160px;. _. }0 x, }# @, B* C
- }1 g; o3 ]0 i* Z! J
- .dropdown-menu a {1 k3 Q% e4 q7 j5 n! q
- color: #fff;) x( ]: E( d2 n) W, x* g' t6 @2 c k
- }
3 H4 `8 h4 d4 K7 d& ~( r& j8 ^ - .dropdown-menu-item {" r( D2 t+ h, A
- cursor: pointer;
( ]3 R {( w1 Z( i7 e C, d% p9 L - padding: 1em;
8 ^/ L, o9 A' T - text-align: center;
+ q3 \9 }- T6 R - }
3 T# a( R H2 f1 `9 a' k+ ? - .dropdown-menu-item:hover {
" X6 o' e- q0 m; Q* U5 b+ J" I* Z6 N - background-color: #eb272d;
1 D2 Z8 [+ ^% p! t" V) v - }
复制代码
% k z. u' c1 M可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
" e) i! w! q g6 A' [9 M: \ - <!-- Checkbox toggle -->& J/ M6 Q0 r1 Y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 S! c% ?5 t( c9 W9 f- H) J
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" @, X& ]* h' s8 W% X0 S
- <!-- Content to toggle from www.mfbuluo.com-->
- \7 j6 W9 l/ H5 N& Q& l' G - <div role="toggle" class="toggle-content">6 J b o7 n3 ~* M: n" @" z. P
- BA-NA-NA-NA!
# h2 \# J; N! ^) W1 [! B7 S- |: I - </div>& G* _( b. n# R3 |7 L* V2 E% {
- </div>
复制代码CSS代码内容如下: - .toggle {0 i( Z; C! z, Z1 {6 |1 i% d8 F0 Z
- margin: 0 auto;
8 ^$ F; ^" a4 M - max-width: 400px;: `4 N" D- v) _8 R& V
- }* L; C ~) o; }6 @* H! n3 V1 @
- .toggle-label {
9 F3 V% B2 ^; D5 k4 k+ H - font-size: 16px;" I' x7 W9 [0 Y8 c% J" v8 }
- background: #fff;
s, ^2 b1 u; |( t9 U - padding: 1em;! F8 s7 U4 l" J% n' @
- cursor: pointer;
+ r" O& v- f! o6 Z- K# H4 p1 | - display: block;! n* W! h4 I/ s: A t+ K, K
- margin: 0 auto 1em;% E3 g) Q3 b& M. L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 s6 J# X \8 Z/ z3 f
- border-radius: 4px;
- ]3 _& H: H+ E4 q4 w8 H8 x* n - }
# Z8 g' n' g$ Y. `! |9 U - .toggle-label:after {
) @; X2 s# w' ^$ m4 z4 H - color: #ED3E44;
. D: K- t+ I' l4 r8 W9 ^" @* G- N - content: "+";
9 q% r) ^6 { O; d% _( _1 i: n - float: right;
' ]9 ?* N, q/ X$ B9 E" h* G - font-weight: bold;
: N4 i# @6 }# P' t) j# {- X- ^* U6 [' Y - }4 o0 U; s7 d) d! D* j
- .toggle-content {& L4 l" T2 t, w
- color: #B0B3C2;- X- @( `$ R: Y# E
- font-family: monospace;4 d: `& q3 z: k7 j6 I! d$ a! p9 T+ W5 A# U
- font-size: 16px;
) V+ c$ c/ `0 H0 u - margin-bottom: 1.5em;! J2 o5 u8 o7 J/ y
- padding: 1em;$ `/ v2 T0 ]( j+ x3 K
- }: [! G" f5 p6 E% L5 v- [
- .toggle-input {
' D/ X+ G3 {+ G, y+ M/ c. H' K* { - display: none;
7 r7 C: A+ J k6 a7 f - }
4 T* }, D. N3 p3 b& H - .toggle-input:not(checked) ~ .toggle-content {, ?. d3 T. k0 J, P
- display: none;7 J4 J ]1 w5 o6 J3 |% |9 h6 d
- }
: F, P0 Z: o. |! H - .toggle-input:checked ~ .toggle-content {
6 G. F4 B4 P+ q - display: block;
7 U* e& G' {* ?; Z - }
' j: I) [; `1 P5 [' Q0 F; c - .toggle-input:checked ~ .toggle-label:after {3 t+ R! ?5 A% n- \
- content: "-"; j: E$ X0 S- r) O- `" g- [3 P
- }
复制代码 9 s* n0 W( O* k9 X& _- y
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