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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!">' f9 X3 h A; W, [
- Label for your tooltip! |# |- | \4 ^* L# Z
- </span>
复制代码CSS代码: - .tooltip-toggle {
. s8 B3 {0 ?" t - cursor: pointer;
4 O( P+ T$ N* }! u3 E( t - position: relative;
: M8 o( x9 P7 R- r0 V- U - }
d7 i j& S4 z3 X$ t - .tooltip-toggle svg {; O/ Y& S; k p V
- height: 18px;
3 G2 J7 }" N0 N! Q& ]0 m - width: 18px;( I' Y7 ~9 H6 Y6 y! v
- padding-right: 0.5rem;; p( {5 }+ Q' w% b% p! t: { L. Z
- }( [0 e% V9 v7 U5 p3 t
- .tooltip-toggle::before {
! O' x" u7 q5 {8 t( `5 G9 C5 I& T - position: absolute;
1 Q' X1 s2 A5 y, v - top: -80px;
3 Q2 G$ ^" P7 C5 L6 b/ t& L8 r( E - left: -80px;
* C& H) O* k0 `8 O6 t: k - background-color: #2B222A;
0 f8 a/ k6 Y# u1 m - border-radius: 5px;5 {/ a: f6 ?: W. |
- color: #fff;( `: \7 X Q' y0 K2 r- N: S o
- content: attr(data-tooltip);1 ]) p( T/ {- j3 ^ W' i
- padding: 1rem;
! \. C% K0 R. I( w - text-transform: none;2 w0 Y/ i7 u! M, z2 P# z/ q
- -webkit-transition: all 0.5s ease;* S" Z5 H8 e1 e+ p
- transition: all 0.5s ease;: G* R7 C- Z; R0 E2 u. j: [
- width: 160px;6 Q9 R% r {1 E. M' D0 i( m! w
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- .tooltip-toggle::after {) T4 I- w: U$ k
- position: absolute;* a/ P K$ _" e! c$ A m
- top: -12px;
# J! t+ S3 q; K3 O4 d - left: 9px;( H. s x" f) \( A1 O8 r6 \9 U! a* Q- b
- border-left: 5px solid transparent;+ \$ g1 Z& `1 |" T6 j+ A0 }
- border-right: 5px solid transparent;
, |# t: e4 u. X% D$ { - border-top: 5px solid #2B222A;% d4 I+ s: n( x, Y7 k3 s
- content: " ";
* A9 P) [) x) `% N" ?0 r - font-size: 0;5 M( d( ~. M5 |' y" B
- line-height: 0;
[4 a: z6 `: k/ I% I' X8 B: M - margin-left: -5px;; c6 n0 n# A& U N) M' `) G5 u
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
4 a* t$ p' B/ E2 [- G* q, X - color: #efefef;: y+ S: F$ A1 Q: N2 ~* ~
- font-family: monospace;, m0 K W$ z& D F5 F4 a
- font-size: 16px;
2 B9 o% P+ {5 R, i1 O - opacity: 0;
2 t. F; }& I0 q/ p5 _ - pointer-events: none;
- |1 X- d. ?: _" X; s- ~ - text-align: center;. l$ J* a: w& G
- }5 x' O E( A+ Z8 L$ `
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 t0 O) ~! P, m8 p; r# N* j
- opacity: 1;9 u2 z$ r, p9 v2 O( b+ m: D }" l
- -webkit-transition: all 0.75s ease;. v: B: \; I" ^% K& r
- transition: all 0.75s ease;) ?! i. p. a; _' V* X4 K& A" }
- }
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+ I( e* | C5 t0 U
- <ul class="nav-items">
$ g d6 Z2 B" w$ {2 [ - <!-- Navigation -->: [: \5 [ \! w1 o6 W! X. ]) e
- <li class="nav-item"><a href="#">Home</a></li>
# Q- s: A, |3 ]1 g, K0 P - <li class="nav-item"><a href="#">About</a></li>$ v# {8 P% h! j1 K: J, s* ^
- <li class="nav-item"><a href="#">Contact</a></li>
/ _) B- E$ a: p1 F( m - <!-- Dropdown menu -->
9 S7 a7 i; ], h, p - <li class="nav-item nav-item-dropdown">% A+ `4 @5 W+ ?7 \0 j/ T% v; g
- <a class="dropdown-trigger" href="#">Settings</a>
& J0 m7 ^! @4 l& T - <ul class="dropdown-menu">5 @( |, X: A+ G( ~9 ]
- <li class="dropdown-menu-item">
% a# {: F' B5 C* w& U' u+ l, y; F - <a href="#">Dropdown Item 1</a>& W$ y9 o/ H: x8 N# X) O
- </li>
2 T1 ] ~5 v1 | w - <li class="dropdown-menu-item">
1 m3 ]) Y& d! z - <a href="#">Dropdown Item 2</a>
8 b' z2 w2 t3 r9 W! _ y$ m& Q - </li>) P2 k+ e5 v% R
- <li class="dropdown-menu-item">4 e9 A4 n @& A' e* \0 t# \
- <a href="#">Dropdown Item 3</a># Z+ b& p2 K t- ?/ Z( k) ~
- </li>
' ?7 U1 x( [9 @; [% {/ w7 i - </ul>% S: c, u: J! w3 W D. U. {
- </li>
8 _+ K# e" B! U9 a% N - </ul>
* F% g2 l- C9 ~) J0 q" R9 e - </div>
复制代码对应的CSS代码如下: - .nav-container {% a% W+ Y. e1 d" P
- background-color: #fff;; t3 Q/ ?, [ o/ `) u# t7 |8 c
- border-radius: 4px;# c" r4 j' q: x1 {6 {, \6 F. j6 ?( ]' i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 ?+ t) H3 W- G$ s3 G$ p2 C - padding: 1em;
7 Y; P$ i: w4 I - border: 1px solid #eee;
& B( A! K* |. D - display: block;) A! e0 f0 w$ l7 `1 o: {0 d" _
- max-width: 400px;
) F: J; r# w4 E O% u8 S# W5 ^ - margin: 0 auto;
8 U4 U% O8 r: Z P# r2 k3 P) X- B - text-align: center;
+ C9 x( b. t& {9 g# n - }7 z4 V8 L4 z$ `4 z6 M1 b. C# d
- ul,
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- list-style: none;! \9 j$ E" g; H: k0 `8 L
- -webkit-padding-start: 0;' U/ ~! W% `/ m, ^9 _1 t
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- a {) }. s6 v( w0 r2 n- y. p
- text-decoration: none;+ z% @& ?0 K% C" z9 a+ W
- color: #ED3E44;
1 m/ j5 v! R3 u6 S2 M* a - }
+ q0 [: x9 n& X6 J# i) _' @. J) C* S. J - .nav-item {
5 K& d/ c" W# ` - padding: 1em;0 U; E+ Q! h7 y$ c) e
- display: inline;7 u: u# j' Z4 K/ @6 e4 N
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- .nav-item-dropdown {+ o( |( r3 ^- ^! y) C! W# x8 g
- position: relative;! K/ z" n2 c0 h/ y* ?
- }
* h9 c$ `/ H! i ^ A - .nav-item-dropdown:hover > .dropdown-menu {, s% ^0 ?" h+ t% ]4 R
- display: block;+ R8 h$ a* w- I
- opacity: 1;+ \: q+ j. s+ @% g
- }
: w% u6 `2 H3 T( p6 H& `5 G - .dropdown-trigger {
, y. }& Q$ J2 @+ ~, U - position: relative;2 P) _) B8 k$ c; a
- }# y; y) b" h; Z( `$ r
- .dropdown-trigger:focus + .dropdown-menu {
6 K5 t! x( P# h" z0 y, v* `% x1 w - display: block;7 j: i8 f. ^( r( T' U
- opacity: 1;8 B5 ?/ z5 l p' g, x
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- .dropdown-trigger::after {
! O# a5 t: {3 @/ N3 |- n - content: "›";
& V# P1 m* `- U - position: absolute;; U6 `5 D1 ]$ u$ k s; p- K/ O" [! t
- color: #ED3E44;* U7 a, ]5 [1 Q3 r5 X, X- R
- font-size: 24px;
4 }7 S5 ~3 C% J* S# ?) v - font-weight: bold;
. }. Y/ r2 u! R, N - -webkit-transform: rotate(90deg);
6 Q9 n0 w+ }% @& @& C( K# b w - transform: rotate(90deg);1 l+ F& d( M- C: {0 S
- top: -5px;5 [) e& c, a8 G. t6 z+ u, x O! s
- right: -15px;: L$ u1 A7 O9 ]/ L& Y1 `( d$ D
- }6 D, j3 C5 Z" n9 n' Z: T
- .dropdown-menu {
$ Q) x( S5 ?9 q T - background-color: #ED3E44;
) @5 U" R( U) c# ? a - display: inline-block;5 a' v3 Z: g$ Q% C! y9 B* h% R
- text-align: right;
( X# ~0 u( r- r) @; H4 K* l6 A+ A - position: absolute;0 H7 W0 k& l, j4 Y3 g6 x7 D+ h8 z) b
- top: 2.5rem;! E" s5 O1 ~) y0 Z0 z
- right: -10px;1 y$ |- t4 w8 W; \* E* C3 N4 E9 X
- display: none;
* r7 Q- k# @& f/ Q, S - opacity: 0;4 ]* C0 [& c' A. u
- -webkit-transition: opacity 0.5s ease;( a0 a7 Z" b" m; A! l1 N, N% `! e$ C
- transition: opacity 0.5s ease;
: b9 R3 K3 G- I+ ? - width: 160px;' U. E6 w9 `& d1 L
- }
. u* l) t' T1 o* s% n; r - .dropdown-menu a {
* q( {: X A; K; i8 W3 _ - color: #fff;0 w( b8 c% N& _
- }( z2 a5 v7 b- W5 g0 V- G
- .dropdown-menu-item {/ Y' G& L$ n/ F! Q7 |% d" p
- cursor: pointer;, S& b& Q9 Q/ u- T5 P* ~0 O
- padding: 1em;0 d3 t# E8 [* s) c$ f
- text-align: center;0 P, E! I2 Y) w
- }
4 B/ f7 j/ m0 [ - .dropdown-menu-item:hover {
) e- }6 j* d% G% R7 |) r+ ` - background-color: #eb272d;+ m8 P2 W" P+ @( F8 ^* f
- }
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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">4 [% ?4 f' U+ Q, C |7 h/ G0 e
- <!-- Checkbox toggle -->% B' P7 `' R% D) W% Y1 a; O
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 L2 E) H8 `) j8 R - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- [* R+ v- O* ^! {
- <!-- Content to toggle from www.mfbuluo.com-->
4 x+ U: v8 L1 x1 r, v9 V/ Y - <div role="toggle" class="toggle-content">7 g( `# X9 p4 ~5 H* |: S
- BA-NA-NA-NA!. |, J& m& D3 h; k
- </div>7 u8 h' | r$ o+ n
- </div>
复制代码CSS代码内容如下: - .toggle {9 N& u+ Q9 G, v! Z
- margin: 0 auto;
, {% [- _* \8 c2 r - max-width: 400px;" T' U9 p, u" }; C7 G4 r ?8 s
- }
P; G3 ^' R9 l% U( } - .toggle-label {
9 |! G, m3 M0 O/ \; x - font-size: 16px;
) t; d* f* i5 J/ P - background: #fff;
: o+ w7 c+ A' H: Z+ ~5 o5 \ - padding: 1em;$ ~' }) m9 g9 b1 @
- cursor: pointer;
: a% w" w1 W0 L7 |" K - display: block;/ }; Y5 @: i) Z) L' h- z F
- margin: 0 auto 1em;6 G2 Z) S5 \9 G/ V% E- P/ s! _. y5 ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- H# `0 C, u$ G( Y- z6 e
- border-radius: 4px;6 ~4 O& r( ]- v: g& c
- }
. @' N3 [ a* L/ h - .toggle-label:after {
3 V; C7 B7 v" q! W - color: #ED3E44;" K' z7 b a' ]; d% C+ a& I, I v4 e
- content: "+"; z$ q! x' P( {, W" B2 ?
- float: right;6 I, w; W4 X+ L) M" I
- font-weight: bold;
0 R- a* Z2 L5 r& P - }! f! Z: O6 r; w9 x! U6 `5 A
- .toggle-content {
" o! \9 i7 ~* u* k - color: #B0B3C2;
! e. x9 C3 V* a& r5 a- f1 c9 Y - font-family: monospace;
3 u9 l7 H* Y! r2 ^; [/ ^6 N b - font-size: 16px;
" S, W" ]9 e' P& c! n& ? - margin-bottom: 1.5em;# e" ]4 y1 R1 h4 F. e# {
- padding: 1em;
. P$ f7 [" R$ q I5 c( X - }' Q3 M$ g1 r5 m3 r7 C) b: |
- .toggle-input {3 G+ i9 `% J* k3 X. O
- display: none;
% A# E9 d! b: O R5 ^ - }( F0 n% M* s- {; Q! a
- .toggle-input:not(checked) ~ .toggle-content {( e* u. `" [' Z. U% K& s
- display: none;
y0 d) y' }+ i6 o/ H# e - }
2 c7 ?! V$ U: D& f$ T+ R; K - .toggle-input:checked ~ .toggle-content {
$ Z. j7 V' ^- o, E - display: block;/ R' c1 s) t0 y/ Q
- }
" R" }1 S8 B8 ^6 B% ~3 t" G - .toggle-input:checked ~ .toggle-label:after {0 m! ^" w) \# t2 B8 B9 L
- content: "-";, o a5 G% X7 \1 d. c$ z7 h5 B
- }
复制代码 3 s) h5 g j+ W2 v" f( }
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