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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!">
$ {6 i1 _* ?7 e. y, Y2 }& v! S - Label for your tooltip
3 M, [: E5 N. m - </span>
复制代码CSS代码: - .tooltip-toggle {$ }# o) Y+ K0 {8 F6 _
- cursor: pointer;
- E& N: S' ~- b* A! |, x - position: relative;
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- .tooltip-toggle svg {
# D' _8 E; n; e" C - height: 18px;0 a K# M$ ?$ o, u' R4 ?4 d8 m
- width: 18px;
0 }' f5 ^+ Z5 `$ d0 ]5 x& _/ } - padding-right: 0.5rem;
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* s6 E6 r& J. y% ~ - .tooltip-toggle::before {, A) `# f! _' d+ Z4 x
- position: absolute;
2 `8 Q% X% }$ K$ e" i - top: -80px;! b4 w2 p: I% P) `: |
- left: -80px;
' D$ i& ]4 t5 `3 ] - background-color: #2B222A; e+ b( k# y) J3 h$ S/ q! D
- border-radius: 5px;/ G1 T( f( l; u( Y
- color: #fff;4 L. v: C' E1 e
- content: attr(data-tooltip);8 ]( y9 _1 U% I. x/ Q x o$ \$ N8 a1 Z
- padding: 1rem;
, u% {/ A0 D6 P9 \, U - text-transform: none;3 L% G" |5 d; {" L2 N3 X
- -webkit-transition: all 0.5s ease;
0 Y* S* b1 p% \' e6 g1 \ - transition: all 0.5s ease;* E6 }& m: D5 J! j$ @
- width: 160px;
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- .tooltip-toggle::after {
% C n) m ^; s' g0 j N' W5 |3 v: c- ? - position: absolute;
! Q. d8 Z5 R2 Q( `) P) ?, u$ t- P* t - top: -12px;
. t5 W( c2 J$ X4 C& H. c - left: 9px;8 ]' _; k2 \% u$ j
- border-left: 5px solid transparent;3 o, ]" y2 d5 o: i0 _ y$ q
- border-right: 5px solid transparent;
0 e4 m* c0 y0 H( m* _6 j! ` - border-top: 5px solid #2B222A;. C' E3 @. t$ ~- D, m
- content: " ";7 I0 k: f% ?. E4 C9 ~- U
- font-size: 0;
1 I$ y5 X3 \) ?8 o8 Q0 Y: k - line-height: 0;" J# Q* G: `4 L4 H' N; J1 J& f$ y- f% U
- margin-left: -5px;4 `6 T$ s$ u$ Z) I
- width: 0;) a$ g! ~7 m; ?1 D6 x3 B1 U
- }
5 c( _8 ]" L$ x; i - .tooltip-toggle::before, .tooltip-toggle::after {
0 e. p2 ~0 M1 T$ e7 ^ - color: #efefef;- y7 @, { u" M
- font-family: monospace;7 G/ G3 k0 n; a
- font-size: 16px;
# _9 y$ c0 i% \* B - opacity: 0;. X1 G- q0 [1 t1 u" X( @6 F% }
- pointer-events: none;
+ D j$ U* x. c# `" s8 V P - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ R( n* R" L4 n1 }* Y, \" f
- opacity: 1;5 ?2 R8 c9 t3 I; Q
- -webkit-transition: all 0.75s ease;; S- _* ]/ P: d! [
- 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">0 }' ]$ @8 K P+ A- h) D
- <ul class="nav-items">
/ n$ [- o5 L* X# t - <!-- Navigation -->
( s& z. N- J5 k9 f& X, _ - <li class="nav-item"><a href="#">Home</a></li>
2 P$ O0 ~6 ]6 G0 h0 E9 I - <li class="nav-item"><a href="#">About</a></li>. r/ w1 P3 f% _ U9 X
- <li class="nav-item"><a href="#">Contact</a></li>
& o" p' E' F5 r \4 R - <!-- Dropdown menu -->& G2 C$ ^; T$ P- Q6 V
- <li class="nav-item nav-item-dropdown">
- L4 |1 z) v: w1 ~" [ y - <a class="dropdown-trigger" href="#">Settings</a>
0 _2 g# ^% X/ J' p0 ~ - <ul class="dropdown-menu">$ w4 a/ \ R! ~- }
- <li class="dropdown-menu-item">: Y {3 q% F0 K7 \
- <a href="#">Dropdown Item 1</a>
1 E# K: X6 v9 e3 h! ~6 a1 d* n - </li>
& d" c: r. l* P2 k - <li class="dropdown-menu-item">! I- a+ [& E b, b! \. ~+ ~
- <a href="#">Dropdown Item 2</a>
3 X" l8 E: g1 a - </li>) U7 E* a( N0 C# i% H: Z
- <li class="dropdown-menu-item">
! U% b0 r' L* o6 G9 y& n - <a href="#">Dropdown Item 3</a>
" t( S& Z% O% h* `/ B - </li>
$ l: B9 J, C6 c4 ~9 r: \ - </ul>
" v q K i/ F4 L; X, b - </li>
( c% P& u/ a4 d/ l1 T - </ul>7 ~2 L) u5 l8 m. R; O. z2 u
- </div>
复制代码对应的CSS代码如下: - .nav-container {
7 F- B' F0 G4 g0 A - background-color: #fff;
: d$ c1 X; U) f Y7 C0 `; T8 ^1 ` - border-radius: 4px;
2 C1 [9 y2 s7 E. y; G4 k" z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); J; \; |( h0 B) F2 F6 e' W2 P
- padding: 1em;
7 K. V- y5 a, ?! h: A% C - border: 1px solid #eee;5 P7 b5 W7 A# A, C8 p
- display: block;" @4 {! Z; y) i: z7 o" w; B
- max-width: 400px;
, N; K' x! r2 Y/ } - margin: 0 auto;
( b8 z7 S# F+ K1 m) y0 f" | - text-align: center;) ?$ I. l; E, ^) \, C m
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- ul,
' s0 }* k2 a& v" p% G - li {
! b8 R; P! t8 E8 I& @6 g6 b/ o8 w! t - list-style: none;
: m) z; B: A& i# [+ `: | - -webkit-padding-start: 0;& W. V; V, V1 b! p
- }
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- text-decoration: none;
" A- S' H; r( B+ f, H( u6 S! _8 c$ l, F - color: #ED3E44;
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- .nav-item {% b+ H2 Y$ Z; H1 @' a
- padding: 1em;4 x9 @9 n+ O/ [1 J& a
- display: inline;
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$ }7 U% w# v. Z; d( f2 O# v+ L - .nav-item-dropdown {
' ?. d6 p2 T. j" s" D( j0 B - position: relative;2 p1 e3 u, D6 u4 j5 s8 _% W
- }" Z0 x2 J! b- U
- .nav-item-dropdown:hover > .dropdown-menu {$ J; D4 W, b6 l; H n
- display: block;
7 ^- z. z- w4 P9 Q0 G - opacity: 1;/ n' ]# W% i1 F5 ] s
- }
4 x9 m! ]; }3 K2 X - .dropdown-trigger {
2 l" P- J0 g1 x! S# E0 z. j' a - position: relative;1 z$ q, x" }: _& T H& }5 h
- }
# F1 k* k g$ A- o) c - .dropdown-trigger:focus + .dropdown-menu {6 S* C' p, K3 n* l
- display: block;) N: O: x$ m" k( ]; ?
- opacity: 1;
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( C+ {' e! D1 C* g% j2 I - .dropdown-trigger::after {
2 D1 I* e7 I. ~9 ]% d$ Y - content: "›";
: d6 J3 D' H9 f9 a- ? - position: absolute; g7 D) d X5 m5 d9 E, g% g
- color: #ED3E44;; K3 m0 U* d) I. R
- font-size: 24px;
$ @- c5 B# ?+ N - font-weight: bold;: o& ], D/ v. o4 C/ y& F
- -webkit-transform: rotate(90deg);
* e; S! B5 W: d& \ - transform: rotate(90deg);. C5 i5 E" S( U$ ?$ ]! g/ F. ?
- top: -5px;5 Y. d( U$ ?! W0 _
- right: -15px;' X. J, j1 y; i# ~
- }& l7 j1 f7 ~2 e9 K& e* \; ^
- .dropdown-menu {
0 t6 x/ i) _7 N' V$ _ c# F8 i - background-color: #ED3E44;0 Y* H7 e' R0 R2 b4 q3 L7 [
- display: inline-block;1 _8 M+ Q2 }. x* h
- text-align: right;- S% X$ E/ q2 {
- position: absolute;3 u6 m$ [6 J& O$ R& R* c% E+ `( c" H( {( Z7 j
- top: 2.5rem;
( p _' m5 W5 W2 O/ u2 y - right: -10px;& j0 k8 h0 @% ~4 u' i: t
- display: none;0 O$ Q" R: D' o5 C! V
- opacity: 0;" s0 @; Q7 {; C. i5 R) \
- -webkit-transition: opacity 0.5s ease;+ \, a; T" I3 a/ G5 T
- transition: opacity 0.5s ease;9 ?0 |/ i3 W3 [: z0 }. [
- width: 160px;+ N. s; h! L# ^& B
- }2 A# m9 y' q" w: J& \
- .dropdown-menu a {/ h0 l& w* t8 r' y& S
- color: #fff;: v+ J3 `8 K- g
- }* F/ v1 h i- I0 H9 s0 W$ b
- .dropdown-menu-item {; X7 ]. {, x4 ^/ P
- cursor: pointer;; H7 [4 T8 k) ^
- padding: 1em;
$ Q7 g8 i, a$ L# o4 `/ Y - text-align: center;+ G- K& m7 N1 g( S7 Y- z9 Q. v) H
- }
5 Y% H7 C# X" o0 g5 ] - .dropdown-menu-item:hover {* ^) ^4 G6 ^6 X5 z' v
- background-color: #eb272d;; W0 D- Z* N4 W% i9 q0 j' ~7 V
- }
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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">
9 s6 I3 `- z, X( P - <!-- Checkbox toggle -->+ P) l; ]/ k2 ~) }% ^! W* c
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
) _) e, {- ^ y+ s - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
* O, z& A" S* P l/ o* Y - <!-- Content to toggle from www.mfbuluo.com-->4 _ s! H, h; k+ v
- <div role="toggle" class="toggle-content">5 ?" I, F; r. |' `- _8 m8 U" j
- BA-NA-NA-NA!
4 n8 R% {0 V$ B4 I1 ?' j& Z - </div>
$ m- @$ A& S4 C) } - </div>
复制代码CSS代码内容如下: - .toggle {
3 G5 K, c0 b& p7 Z - margin: 0 auto;& n% Y/ e/ Q8 `5 e
- max-width: 400px;2 e' p$ g5 ^2 U2 a. u" P0 U# I3 k
- }* z/ W2 i+ }2 u
- .toggle-label {3 W; m. c6 J' j7 w4 a0 L; D
- font-size: 16px;; y. O* g6 s" T% E) \
- background: #fff;
" ], P) U; w* A, ] - padding: 1em;. p1 \& p1 Z' H' ]! }9 l
- cursor: pointer;
1 ~) V/ `, ]* o3 {) k; A9 C$ W - display: block;: C# }$ X% H' C: M! ?" m$ _
- margin: 0 auto 1em;/ w1 m* Q4 ^; w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' P! a) t$ f+ [9 w. J - border-radius: 4px;
/ X7 _ [& I5 m% J6 ^6 q8 S - }3 Z; ~0 j2 B1 p8 L Y, T, o1 \$ W
- .toggle-label:after {
" R8 R& T& j, m, `( O$ i8 w - color: #ED3E44;, b+ u9 `" C2 v
- content: "+";
; y- H2 O$ n* Z! L5 t) ~1 f! l - float: right;
; J3 h# ?% T6 h d& v+ k - font-weight: bold;& X5 d% R4 G0 c2 a
- }6 f7 N7 H0 |% h( w, T* U& g2 D- m
- .toggle-content {
. R, G* d6 R1 M" |$ z, A! }% m - color: #B0B3C2;
; @0 G4 E& d8 g/ e% j - font-family: monospace;
/ T, ~9 K$ c# j% V7 Q. M' D. x - font-size: 16px;
9 `: S) Y% Z* i( k& L6 R - margin-bottom: 1.5em;
0 e) J9 c; }' P - padding: 1em; V2 \( D8 z" h/ z
- }7 L; P, c+ E# \. ^$ L9 @
- .toggle-input {: \, }) \. `% v/ \0 D
- display: none;
; t5 {$ g. N1 D- [+ [ T9 w: k# P - }( ~6 g* D2 p5 f
- .toggle-input:not(checked) ~ .toggle-content {, e) G/ Q, s8 h, A4 t8 B0 |4 e3 I
- display: none;) G9 e% m5 a! F
- }
7 |7 g5 z! b- ?: F1 N - .toggle-input:checked ~ .toggle-content {9 L- k4 u' H3 |$ h/ ]
- display: block;9 q- f1 P: ^ H. Y# E! e& ~
- }
9 Y& u5 _) C) z/ L2 P7 j2 x - .toggle-input:checked ~ .toggle-label:after {+ H1 M" }. K1 r$ {/ M* i. i
- content: "-";
8 R( u3 B" S6 e3 e - }
复制代码 5 ^9 m: `- t# v1 r) u
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0 w2 t& E3 q: R" j1 H! _- H7 E! z3 l$ K' M5 [0 z! S' C+ z7 [' D
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